ghsa-9rqq-99cf-35g5
Vulnerability from github
Published
2023-05-03 12:30
Modified
2024-02-16 18:31
Severity ?
Details
An issue was discovered in bgpd in FRRouting (FRR) through 8.4. By crafting a BGP OPEN message with an option of type 0xff (Extended Length from RFC 9072), attackers may cause a denial of service (assertion failure and daemon restart, or out-of-bounds read). This is possible because of inconsistent boundary checks that do not account for reading 3 bytes (instead of 2) in this 0xff case. NOTE: this behavior occurs in bgp_open_option_parse in the bgp_open.c file, a different location (with a different attack vector) relative to CVE-2022-40302.
{ affected: [], aliases: [ "CVE-2022-40318", ], database_specific: { cwe_ids: [ "CWE-125", ], github_reviewed: false, github_reviewed_at: null, nvd_published_at: "2023-05-03T12:16:27Z", severity: "MODERATE", }, details: "An issue was discovered in bgpd in FRRouting (FRR) through 8.4. By crafting a BGP OPEN message with an option of type 0xff (Extended Length from RFC 9072), attackers may cause a denial of service (assertion failure and daemon restart, or out-of-bounds read). This is possible because of inconsistent boundary checks that do not account for reading 3 bytes (instead of 2) in this 0xff case. NOTE: this behavior occurs in bgp_open_option_parse in the bgp_open.c file, a different location (with a different attack vector) relative to CVE-2022-40302.", id: "GHSA-9rqq-99cf-35g5", modified: "2024-02-16T18:31:03Z", published: "2023-05-03T12:30:41Z", references: [ { type: "ADVISORY", url: "https://nvd.nist.gov/vuln/detail/CVE-2022-40318", }, { type: "WEB", url: "https://github.com/FRRouting/frr/releases", }, { type: "WEB", url: "https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html", }, { type: "WEB", url: "https://www.debian.org/security/2023/dsa-5495", }, ], schema_version: "1.4.0", severity: [ { score: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", type: "CVSS_V3", }, ], }
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