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

GSD-2018-16396

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.
Aliases
Aliases

{
  "GSD": {
    "alias": "CVE-2018-16396",
    "description": "An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.",
    "id": "GSD-2018-16396",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-16396.html",
      "https://www.debian.org/security/2018/dsa-4332",
      "https://access.redhat.com/errata/RHSA-2020:2839",
      "https://access.redhat.com/errata/RHSA-2020:2769",
      "https://access.redhat.com/errata/RHSA-2019:2028",
      "https://access.redhat.com/errata/RHSA-2018:3731",
      "https://access.redhat.com/errata/RHSA-2018:3730",
      "https://access.redhat.com/errata/RHSA-2018:3729",
      "https://ubuntu.com/security/CVE-2018-16396",
      "https://advisories.mageia.org/CVE-2018-16396.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2018-16396.html",
      "https://linux.oracle.com/cve/CVE-2018-16396.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-16396"
      ],
      "details": "An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.",
      "id": "GSD-2018-16396",
      "modified": "2023-12-13T01:22:26.428086Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-16396",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://hackerone.com/reports/385070",
            "refsource": "MISC",
            "url": "https://hackerone.com/reports/385070"
          },
          {
            "name": "https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/",
            "refsource": "CONFIRM",
            "url": "https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/"
          },
          {
            "name": "RHSA-2018:3729",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3729"
          },
          {
            "name": "RHSA-2018:3730",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3730"
          },
          {
            "name": "RHSA-2018:3731",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2018:3731"
          },
          {
            "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/",
            "refsource": "CONFIRM",
            "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/"
          },
          {
            "name": "DSA-4332",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2018/dsa-4332"
          },
          {
            "name": "USN-3808-1",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/3808-1/"
          },
          {
            "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/",
            "refsource": "CONFIRM",
            "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20190221-0002/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20190221-0002/"
          },
          {
            "name": "https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/",
            "refsource": "CONFIRM",
            "url": "https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/"
          },
          {
            "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/",
            "refsource": "CONFIRM",
            "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/"
          },
          {
            "name": "[debian-lts-announce] 20181028 [SECURITY] [DLA 1558-1] ruby2.1 security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html"
          },
          {
            "name": "1042106",
            "refsource": "SECTRACK",
            "url": "http://www.securitytracker.com/id/1042106"
          },
          {
            "name": "openSUSE-SU-2019:1771",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"
          },
          {
            "name": "RHSA-2019:2028",
            "refsource": "REDHAT",
            "url": "https://access.redhat.com/errata/RHSA-2019:2028"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.3.7",
                "versionStartIncluding": "2.3.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.5.1",
                "versionStartIncluding": "2.5.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:2.6.0:preview1:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:2.6.0:preview2:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:ruby-lang:ruby:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "2.4.4",
                "versionStartIncluding": "2.4.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.4:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.5:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:7.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-16396"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-noinfo"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes"
              ],
              "url": "https://www.ruby-lang.org/en/news/2018/11/06/ruby-2-6-0-preview3-released/"
            },
            {
              "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes"
              ],
              "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-5-2-released/"
            },
            {
              "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes"
              ],
              "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-4-5-released/"
            },
            {
              "name": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/",
              "refsource": "CONFIRM",
              "tags": [
                "Release Notes"
              ],
              "url": "https://www.ruby-lang.org/en/news/2018/10/17/ruby-2-3-8-released/"
            },
            {
              "name": "https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://www.ruby-lang.org/en/news/2018/10/17/not-propagated-taint-flag-in-some-formats-of-pack-cve-2018-16396/"
            },
            {
              "name": "[debian-lts-announce] 20181028 [SECURITY] [DLA 1558-1] ruby2.1 security update",
              "refsource": "MLIST",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2018/10/msg00020.html"
            },
            {
              "name": "https://hackerone.com/reports/385070",
              "refsource": "MISC",
              "tags": [
                "Permissions Required",
                "Third Party Advisory"
              ],
              "url": "https://hackerone.com/reports/385070"
            },
            {
              "name": "DSA-4332",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2018/dsa-4332"
            },
            {
              "name": "USN-3808-1",
              "refsource": "UBUNTU",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://usn.ubuntu.com/3808-1/"
            },
            {
              "name": "1042106",
              "refsource": "SECTRACK",
              "tags": [
                "Third Party Advisory",
                "VDB Entry"
              ],
              "url": "http://www.securitytracker.com/id/1042106"
            },
            {
              "name": "RHSA-2018:3731",
              "refsource": "REDHAT",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://access.redhat.com/errata/RHSA-2018:3731"
            },
            {
              "name": "RHSA-2018:3730",
              "refsource": "REDHAT",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://access.redhat.com/errata/RHSA-2018:3730"
            },
            {
              "name": "RHSA-2018:3729",
              "refsource": "REDHAT",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://access.redhat.com/errata/RHSA-2018:3729"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20190221-0002/",
              "refsource": "CONFIRM",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://security.netapp.com/advisory/ntap-20190221-0002/"
            },
            {
              "name": "openSUSE-SU-2019:1771",
              "refsource": "SUSE",
              "tags": [],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00036.html"
            },
            {
              "name": "RHSA-2019:2028",
              "refsource": "REDHAT",
              "tags": [],
              "url": "https://access.redhat.com/errata/RHSA-2019:2028"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 6.8,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 2.2,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2019-10-03T00:03Z",
      "publishedDate": "2018-11-16T18:29Z"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…