CVE-2021-31806
medium · 6.5An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to a memory-management bug, it is vulnerable to a Denial of Service attack (against all clients using the proxy) via HTTP Range request processing.
6.5
CVSS
95.8%
EPSS (exploit prob.)
100th
EPSS percentile
2021-05-27
Published
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-116
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| squid-cache | squid | < 4.15 |
| squid-cache | squid | >= 5.0, < 5.0.6 |
| debian | debian_linux | 9.0 |
| debian | debian_linux | 10.0 |
| fedoraproject | fedora | 33 |
| fedoraproject | fedora | 34 |
| netapp | cloud_manager | all versions |
Check a specific version with /api/v1/cve/match.
References
- http://seclists.org/fulldisclosure/2023/Oct/14
- http://www.openwall.com/lists/oss-security/2023/10/11/3
- http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch
- https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf
- https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html
- 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/
- https://security.netapp.com/advisory/ntap-20210716-0007/
- https://www.debian.org/security/2021/dsa-4924
- http://seclists.org/fulldisclosure/2023/Oct/14
- http://www.openwall.com/lists/oss-security/2023/10/11/3
- http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch
- https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf
- https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html
- 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/
- https://security.netapp.com/advisory/ntap-20210716-0007/
- https://www.debian.org/security/2021/dsa-4924
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2021-31806