CVE-2025-54574 | BDVDB-2026-288243 Detail
squid-cachesquid
Description#
Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URN due to incorrect buffer management. This has been fixed in version 6.4. To work around this issue, disable URN access permissions.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact high. Attack vector: network.
Weaknesses#
- CWE-122 Heap-based Buffer Overflow
References#
- https://github.com/squid-cache/squid/security/advisories/GHSA-w4gv-vw3f-29g3
- https://github.com/squid-cache/squid/commit/a27bf4b84da23594150c7a86a23435df0b35b988
- https://github.com/squid-cache/squid/releases/tag/SQUID_6_4
- https://lists.debian.org/debian-lts-announce/2025/09/msg00027.html
- http://www.openwall.com/lists/oss-security/2025/11/05/5
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.