CVE-2021-31806

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-31806
An 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 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
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/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch Patch Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html Mailing List Third Party Advisory
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/ Third Party Advisory
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/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch Patch Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html Mailing List Third Party Advisory
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/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4924 Third Party Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:a:netapp:cloud_manager:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:06

Type Values Removed Values Added
References () http://seclists.org/fulldisclosure/2023/Oct/14 - Mailing List, Third Party Advisory () http://seclists.org/fulldisclosure/2023/Oct/14 - Mailing List, Third Party Advisory
References () http://www.openwall.com/lists/oss-security/2023/10/11/3 - Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2023/10/11/3 - Mailing List, Third Party Advisory
References () http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch - Patch, Vendor Advisory () http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch - Patch, Vendor Advisory
References () https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf - Patch, Third Party Advisory () https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf - Patch, Third Party Advisory
References () https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html - Mailing List, Third Party Advisory () https://lists.debian.org/debian-lts-announce/2021/06/msg00014.html - Mailing List, Third Party Advisory
References () 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/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ -
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ -
References () https://security.netapp.com/advisory/ntap-20210716-0007/ - Third Party Advisory () https://security.netapp.com/advisory/ntap-20210716-0007/ - Third Party Advisory
References () https://www.debian.org/security/2021/dsa-4924 - Third Party Advisory () https://www.debian.org/security/2021/dsa-4924 - Third Party Advisory

07 Nov 2023, 03:35

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/', 'name': 'FEDORA-2021-c0bec55ec7', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/', 'name': 'FEDORA-2021-24af72ff2c', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ -

24 Oct 2023, 14:36

Type Values Removed Values Added
References (FULLDISC) http://seclists.org/fulldisclosure/2023/Oct/14 - (FULLDISC) http://seclists.org/fulldisclosure/2023/Oct/14 - Mailing List, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2023/10/11/3 - (MLIST) http://www.openwall.com/lists/oss-security/2023/10/11/3 - Mailing List, Third Party Advisory

17 Oct 2023, 05:15

Type Values Removed Values Added
References
  • (FULLDISC) http://seclists.org/fulldisclosure/2023/Oct/14 -

11 Oct 2023, 12:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2023/10/11/3 -
Information

Published : 2021-05-27 13:15

Updated : 2024-11-21 06:06

NVD link : CVE-2021-31806

Mitre link : CVE-2021-31806

CVE.ORG link : CVE-2021-31806

JSON object : View

Products Affected

squid-cache

  • squid

netapp

  • cloud_manager

debian

  • debian_linux

fedoraproject

  • fedora
CWE
CWE-116

Improper Encoding or Escaping of Output


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