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ID de Prueba:1.3.6.1.4.1.25623.1.0.146027
Categoría:Denial of Service
Título:Squid 2.5.STABLE2 < 4.15, 5.0.1 < 5.0.6 Multiple DoS Vulnerabilities (GHSA-pxwq-f3qr-w2xf, SQUID-2021:4)
Resumen:Squid is prone to multiple denial of service (DoS) vulnerabilities.
Descripción:Summary:
Squid is prone to multiple denial of service (DoS) vulnerabilities.

Vulnerability Insight:
The following vulnerabilities exist:

- CVE-2021-31806: Due to an incorrect input validation bug Squid is vulnerable to a DoS attack
against all clients using the proxy.

- CVE-2021-31807: Due to an incorrect memory management bug Squid is vulnerable to a DoS attack
against all clients using the proxy.

- CVE-2021-31808: Due to an integer overflow bug Squid is vulnerable to a DoS attack against all
clients using the proxy.

These flaws were part of the 'Squid Caching Proxy Security Audit: 55 vulnerabilities and 35 0days'
publication in October 2023 and filed as 'Partial Content Parsing Use-After-Free', 'Integer
Overflow in Range Header' and 'Unsatisfiable Range Requests Assertion'.

Affected Software/OS:
Squid version 2.5.STABLE2 through 2.7.STABLE9, 3.0 through 4.14
and 5.0.1 through 5.0.5.

Solution:
Update to version 4.15, 5.0.6 or later.

CVSS Score:
4.0

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

Referencia Cruzada: Common Vulnerability Exposure (CVE) ID: CVE-2021-31806
Debian Security Information: DSA-4924 (Google Search)
https://www.debian.org/security/2021/dsa-4924
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/
http://seclists.org/fulldisclosure/2023/Oct/14
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
http://www.openwall.com/lists/oss-security/2023/10/11/3
Common Vulnerability Exposure (CVE) ID: CVE-2021-31807
Common Vulnerability Exposure (CVE) ID: CVE-2021-31808
CopyrightCopyright (C) 2021 Greenbone AG

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