CVE-2021-28651
7.5CVSSHIGH
Description
An issue was discovered in Squid before 4.15 and 5.x before 5.0.6. Due to a buffer-management bug, it allows a denial of service. When resolving a request with the urn: scheme, the parser leaks a small amount of memory. However, there is an unspecified attack methodology that can easily trigger a large amount of memory consumption.
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:NConfidentialityNone
I:NIntegrityNone
A:HAvailabilityHigh
Weaknesses
Affected Products
and 9 more affected products View all →
Exploitability
Official Patch Available
References
https://github.com/squid-cache/squid/security/advisories/GHSA-ch36-9jhx-phm4/
github.com
https://redos.red-soft.ru/updatesec/
redos.red-soft.ru
https://access.redhat.com/security/cve/cve-2021-28651
access.redhat.com
and 17 more references View all →
Timeline
Published
May 27, 2021
Last Updated
Nov 21, 2024
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