Test ID:	1.3.6.1.4.1.25623.1.0.844967
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4981-1)
Summary:	The remote host is missing an update for the 'squid, squid3' package(s) announced via the USN-4981-1 advisory.
Description:	Summary: The remote host is missing an update for the 'squid, squid3' package(s) announced via the USN-4981-1 advisory. Vulnerability Insight: Joshua Rogers discovered that Squid incorrectly handled requests with the urn: scheme. A remote attacker could possibly use this issue to cause Squid to consume resources, leading to a denial of service. (CVE-2021-28651) Joshua Rogers discovered that Squid incorrectly handled requests to the Cache Manager API. A remote attacker with access privileges could possibly use this issue to cause Squid to consume resources, leading to a denial of service. This issue was only addressed in Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. (CVE-2021-28652) Joshua Rogers discovered that Squid incorrectly handled certain response headers. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. This issue was only affected Ubuntu 20.04 LTS, Ubuntu 20.10, and Ubuntu 21.04. (CVE-2021-28662) Joshua Rogers discovered that Squid incorrectly handled range request processing. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2021-31806, CVE-2021-31807, CVE-2021-31808) Joshua Rogers discovered that Squid incorrectly handled certain HTTP responses. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2021-33620) Affected Software/OS: 'squid, squid3' package(s) on Ubuntu 18.04, Ubuntu 20.04, Ubuntu 20.10, Ubuntu 21.04. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-28651 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 https://bugs.squid-cache.org/show_bug.cgi?id=5104 https://github.com/squid-cache/squid/security/advisories/GHSA-ch36-9jhx-phm4 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-2021-28652 https://bugs.squid-cache.org/show_bug.cgi?id=5106 https://github.com/squid-cache/squid/security/advisories/GHSA-m47m-9hvw-7447 Common Vulnerability Exposure (CVE) ID: CVE-2021-28662 http://www.squid-cache.org/Versions/v6/changesets/squid-6-051824924c709bd6162a378f746fb859454c674e.patch https://github.com/squid-cache/squid/commit/051824924c709bd6162a378f746fb859454c674e https://github.com/squid-cache/squid/security/advisories/GHSA-jjq6-mh2h-g39h Common Vulnerability Exposure (CVE) ID: CVE-2021-31806 http://www.squid-cache.org/Versions/v4/changesets/squid-4-e7cf864f938f24eea8af0692c04d16790983c823.patch https://github.com/squid-cache/squid/security/advisories/GHSA-pxwq-f3qr-w2xf Common Vulnerability Exposure (CVE) ID: CVE-2021-31807 Common Vulnerability Exposure (CVE) ID: CVE-2021-31808 Common Vulnerability Exposure (CVE) ID: CVE-2021-33620 http://www.squid-cache.org/Versions/v4/changesets/squid-4-1e05a85bd28c22c9ca5d3ac9f5e86d6269ec0a8c.patch http://www.squid-cache.org/Versions/v5/changesets/squid-5-8af775ed98bfd610f9ce762fe177e01b2675588c.patch https://github.com/squid-cache/squid/security/advisories/GHSA-572g-rvwr-6c7f
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