Vulnerabilities > CVE-2021-28652 - Memory Leak vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
HIGH Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to incorrect parser validation, it allows a Denial of Service attack against the Cache Manager API. This allows a trusted client to trigger memory leaks that. over time, lead to a Denial of Service via an unspecified short query string. This attack is limited to clients with Cache Manager API access privilege.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447
- https://bugs.squid-cache.org/show_bug.cgi?id=5106
- https://www.debian.org/security/2021/dsa-4924
- https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html
- http://www.openwall.com/lists/oss-security/2023/10/11/3
- http://seclists.org/fulldisclosure/2023/Oct/14
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/