CVEvulnerability
CVE-2021-28662
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-05-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-116
Description
An issue was discovered in Squid 4.x before 4.15 and 5.x before 5.0.6. If a remote server sends a certain response header over HTTP or HTTPS, there is a denial of service. This header can plausibly occur in benign network traffic.
Affected configurations
• squid-cache squid (>= 4.0.1 < 4.15)
• squid-cache squid (>= 5.0 < 5.0.6)
• debian debian linux 10.0
• fedoraproject fedora 33
• fedoraproject fedora 34
Related
Weakness · CWE (1)
- CWE-116 Improper Encoding or Escaping of Output weakness
References
- http://seclists.org/fulldisclosure/2023/Oct/14 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/11/3 Mailing List, Third Party Advisory
- http://www.squid-cache.org/Versions/v6/changesets/squid-6-051824924c709bd6162a378f746fb859454c674e.patch Patch, Vendor Advisory
- https://github.com/squid-cache/squid/commit/051824924c709bd6162a378f746fb859454c674e Patch, Third Party Advisory
- https://github.com/squid-cache/squid/security/advisories/GHSA-jjq6-mh2h-g39h Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ lists.fedoraproject.org
- https://www.debian.org/security/2021/dsa-4924 Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Oct/14 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/10/11/3 Mailing List, Third Party Advisory
- http://www.squid-cache.org/Versions/v6/changesets/squid-6-051824924c709bd6162a378f746fb859454c674e.patch Patch, Vendor Advisory
- https://github.com/squid-cache/squid/commit/051824924c709bd6162a378f746fb859454c674e Patch, Third Party Advisory
- https://github.com/squid-cache/squid/security/advisories/GHSA-jjq6-mh2h-g39h Patch, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ lists.fedoraproject.org
- https://www.debian.org/security/2021/dsa-4924 Third Party Advisory