gsd-2022-2663
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.
Aliases
Aliases
CVE-2022-2663


To clipboard 

{
  "GSD": {
    "alias": "CVE-2022-2663",
    "description": "An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.",
    "id": "GSD-2022-2663",
    "references": [
      "https://www.suse.com/security/cve/CVE-2022-2663.html",
      "https://alas.aws.amazon.com/cve/html/CVE-2022-2663.html",
      "https://advisories.mageia.org/CVE-2022-2663.html",
      "https://ubuntu.com/security/CVE-2022-2663"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2022-2663"
      ],
      "details": "An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured.",
      "id": "GSD-2022-2663",
      "modified": "2023-12-13T01:19:19.700964Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2022-2663",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Linux kernel",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "unknown"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
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      "data_type": "CVE",
      "data_version": "4.0",
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            "value": "An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "cweId": "CWE-923",
                "lang": "eng",
                "value": "CWE-923"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.openwall.com/lists/oss-security/2022/08/30/1",
            "refsource": "MISC",
            "url": "https://www.openwall.com/lists/oss-security/2022/08/30/1"
          },
          {
            "name": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html",
            "refsource": "MISC",
            "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html"
          },
          {
            "name": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html",
            "refsource": "MISC",
            "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html"
          },
          {
            "name": "https://www.debian.org/security/2022/dsa-5257",
            "refsource": "MISC",
            "url": "https://www.debian.org/security/2022/dsa-5257"
          },
          {
            "name": "https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663",
            "refsource": "MISC",
            "url": "https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663"
          },
          {
            "name": "https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/",
            "refsource": "MISC",
            "url": "https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/"
          },
          {
            "name": "https://www.youtube.com/watch?v=WIq-YgQuYCA",
            "refsource": "MISC",
            "url": "https://www.youtube.com/watch?v=WIq-YgQuYCA"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2022-2663"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "An issue was found in the Linux kernel in nf_conntrack_irc where the message handling can be confused and incorrectly matches the message. A firewall may be able to be bypassed when users are using unencrypted IRC with nf_conntrack_irc configured."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-923"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://www.openwall.com/lists/oss-security/2022/08/30/1",
              "refsource": "MISC",
              "tags": [
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                "Third Party Advisory"
              ],
              "url": "https://www.openwall.com/lists/oss-security/2022/08/30/1"
            },
            {
              "name": "[debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html"
            },
            {
              "name": "https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://dgl.cx/2022/08/nat-again-irc-cve-2022-2663"
            },
            {
              "name": "https://www.youtube.com/watch?v=WIq-YgQuYCA",
              "refsource": "MISC",
              "tags": [
                "Exploit",
                "Third Party Advisory"
              ],
              "url": "https://www.youtube.com/watch?v=WIq-YgQuYCA"
            },
            {
              "name": "DSA-5257",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2022/dsa-5257"
            },
            {
              "name": "[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html"
            },
            {
              "name": "https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/",
              "refsource": "MISC",
              "tags": [],
              "url": "https://lore.kernel.org/netfilter-devel/20220826045658.100360-1-dgl%40dgl.cx/T/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2023-02-12T22:15Z",
      "publishedDate": "2022-09-01T21:15Z"
    }
  }
}


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