GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2018-18508 (GCVE-0-2018-18508)

Vulnerability from cvelistv5 – Published: 2020-10-22 20:14 – Updated: 2024-08-05 11:08
VLAI
Summary
In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
  • Denial of Service through malformed signatures
Assigner
References
Impacted products
Vendor Product Version CPE status
Mozilla NSS Affected: unspecified , < 3.41.1 (custom)
Affected: unspecified , < 3.36.7 (custom)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T11:08:22.039Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "NSS",
          "vendor": "Mozilla",
          "versions": [
            {
              "lessThan": "3.41.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            },
            {
              "lessThan": "3.36.7",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial of Service through malformed signatures",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-02-12T05:57:40.000Z",
        "orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
        "shortName": "mozilla"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security@mozilla.org",
          "ID": "CVE-2018-18508",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "NSS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "3.41.1"
                          },
                          {
                            "version_affected": "\u003c",
                            "version_value": "3.36.7"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Mozilla"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Denial of Service through malformed signatures"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes",
              "refsource": "MISC",
              "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
            },
            {
              "name": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes",
              "refsource": "MISC",
              "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
            },
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf",
              "refsource": "CONFIRM",
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
            },
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe",
    "assignerShortName": "mozilla",
    "cveId": "CVE-2018-18508",
    "datePublished": "2020-10-22T20:14:42.000Z",
    "dateReserved": "2018-10-19T00:00:00.000Z",
    "dateUpdated": "2024-08-05T11:08:22.039Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2018-18508",
      "date": "2026-09-19",
      "epss": "0.01959",
      "percentile": "0.79417"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "B93092E8-AB81-499E-A4DC-327E6D587CA5",
                  "versionEndExcluding": "3.36.7",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "62F5DA72-5D31-47E7-9BC8-5CCADC75C3F1",
                  "versionEndExcluding": "3.41.1",
                  "versionStartIncluding": "3.41",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_mx5000_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "1B09C415-21F2-49C9-BFAE-2151C8ED4D06",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_mx5000:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "DAD1B18F-9C37-48CC-92E2-9C5E66B206CB",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1400_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "F196C09E-4C45-42D5-B509-7EB77F6566F1",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1400:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "12BD4008-DB6A-4749-A426-D2DE44819A9D",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1500_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "13D72F66-A1B2-4FB7-B31B-EF16955BC871",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1500:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "3E79B422-C844-411C-AA49-CFD73D3C6E2D",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1501_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "CB658DF3-A68F-4248-B240-9194E17941E1",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1501:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "53AAEC5C-06EE-4C58-A981-EBF5860CEF16",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1510_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "E16E621D-84DB-4F0D-A771-5E282B0292B2",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1510:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "0751225A-6E9C-4281-93A4-A048920FF7C6",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1511_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "059624DD-C1C8-408C-8026-D4FBC93C3CF9",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1511:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "8C1E56ED-1E61-4B7E-8EC0-BB2AAD57EF7B",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1512_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "06AF9201-89AB-42E6-97CF-9EDDC17EF7AE",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1512:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "41ADD701-AD49-46B2-A12E-219CCED32298",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx5000_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "2656219C-7E23-47F7-AFB7-0D6D3D2ACA85",
                  "versionEndExcluding": "2.14.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx5000:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "1E0E33F2-E89B-4008-BED2-CF2296801078",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service."
        },
        {
          "lang": "es",
          "value": "En Network Security Services (NSS) versiones anteriores a 3.36.7 y versiones anteriores a 3.41.1, una firma malformada puede causar un bloqueo debido a una desreferencia de null, resultando en una Denegaci\u00f3n de Servicio"
        }
      ],
      "id": "CVE-2018-18508",
      "lastModified": "2024-11-21T03:56:04.393",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 4.3,
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2020-10-22T21:15:12.467",
      "references": [
        {
          "source": "security@mozilla.org",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
        },
        {
          "source": "security@mozilla.org",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
        },
        {
          "source": "security@mozilla.org",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
        },
        {
          "source": "security@mozilla.org",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Release Notes",
            "Vendor Advisory"
          ],
          "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
        }
      ],
      "sourceIdentifier": "security@mozilla.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-476"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "B93092E8-AB81-499E-A4DC-327E6D587CA5",
                    "versionEndExcluding": "3.36.7",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "62F5DA72-5D31-47E7-9BC8-5CCADC75C3F1",
                    "versionEndExcluding": "3.41.1",
                    "versionStartIncluding": "3.41",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_mx5000_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1B09C415-21F2-49C9-BFAE-2151C8ED4D06",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_mx5000:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "DAD1B18F-9C37-48CC-92E2-9C5E66B206CB",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1400_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F196C09E-4C45-42D5-B509-7EB77F6566F1",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1400:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "12BD4008-DB6A-4749-A426-D2DE44819A9D",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1500_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "13D72F66-A1B2-4FB7-B31B-EF16955BC871",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1500:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "3E79B422-C844-411C-AA49-CFD73D3C6E2D",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1501_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "CB658DF3-A68F-4248-B240-9194E17941E1",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1501:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "53AAEC5C-06EE-4C58-A981-EBF5860CEF16",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1510_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "E16E621D-84DB-4F0D-A771-5E282B0292B2",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1510:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "0751225A-6E9C-4281-93A4-A048920FF7C6",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1511_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "059624DD-C1C8-408C-8026-D4FBC93C3CF9",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1511:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "8C1E56ED-1E61-4B7E-8EC0-BB2AAD57EF7B",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx1512_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "06AF9201-89AB-42E6-97CF-9EDDC17EF7AE",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx1512:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "41ADD701-AD49-46B2-A12E-219CCED32298",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:siemens:ruggedcom_rox_rx5000_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "2656219C-7E23-47F7-AFB7-0D6D3D2ACA85",
                    "versionEndExcluding": "2.14.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:siemens:ruggedcom_rox_rx5000:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "1E0E33F2-E89B-4008-BED2-CF2296801078",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "In Network Security Services (NSS) before 3.36.7 and before 3.41.1, a malformed signature can cause a crash due to a null dereference, resulting in a Denial of Service."
          },
          {
            "lang": "es",
            "value": "En Network Security Services (NSS) versiones anteriores a 3.36.7 y versiones anteriores a 3.41.1, una firma malformada puede causar un bloqueo debido a una desreferencia de null, resultando en una Denegaci\u00f3n de Servicio"
          }
        ],
        "id": "CVE-2018-18508",
        "lastModified": "2024-11-21T03:56:04.393",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-10-22T21:15:12.467",
        "references": [
          {
            "source": "security@mozilla.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
          },
          {
            "source": "security@mozilla.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
          },
          {
            "source": "security@mozilla.org",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
          },
          {
            "source": "security@mozilla.org",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-379803.pdf"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.36.7_release_notes"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Release Notes",
              "Vendor Advisory"
            ],
            "url": "https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.41.1_release_notes"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-040-04"
          }
        ],
        "sourceIdentifier": "security@mozilla.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-476"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-27T02:20:10+00:00",
      "cve": "CVE-2018-18508",
      "id": "CVE-2018-18508",
      "initial_release_date": "2018-01-01T00:00:00+00:00",
      "product_status:fixed": "105",
      "product_status:known_affected": "20",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "nss: NULL pointer dereference in several CMS functions resulting in a denial of service",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-18508.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-08T00:24:57Z",
      "cve": "CVE-2018-18508",
      "id": "CVE-2018-18508",
      "initial_release_date": "2023-02-15T04:22:38Z",
      "product_status:known_affected": "370",
      "product_status:known_not_affected": "489",
      "product_status:recommended": "1059",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-18508",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-18508.json",
      "version": "51"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.