Test ID:	1.3.6.1.4.1.25623.1.1.12.2023.6409.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6409-1)
Summary:	The remote host is missing an update for the 'glibc' package(s) announced via the USN-6409-1 advisory.
Description:	Summary: The remote host is missing an update for the 'glibc' package(s) announced via the USN-6409-1 advisory. Vulnerability Insight: It was discovered that the GNU C Library incorrectly handled the GLIBC_TUNABLES environment variable. An attacker could possibly use this issue to perform a privilege escalation attack. (CVE-2023-4911) It was discovered that the GNU C Library incorrectly handled certain DNS responses when the system was configured in no-aaaa mode. A remote attacker could possibly use this issue to cause the GNU C Library to crash, resulting in a denial of service. This issue only affected Ubuntu 23.04. (CVE-2023-4527) Affected Software/OS: 'glibc' package(s) on Ubuntu 22.04, Ubuntu 23.04. Solution: Please install the updated package(s). CVSS Score: 6.8 CVSS Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-4527 RHBZ#2234712 https://bugzilla.redhat.com/show_bug.cgi?id=2234712 RHSA-2023:5453 https://access.redhat.com/errata/RHSA-2023:5453 RHSA-2023:5455 https://access.redhat.com/errata/RHSA-2023:5455 http://www.openwall.com/lists/oss-security/2023/09/25/1 https://access.redhat.com/security/cve/CVE-2023-4527 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR/ https://security.gentoo.org/glsa/202310-03 https://security.netapp.com/advisory/ntap-20231116-0012/ Common Vulnerability Exposure (CVE) ID: CVE-2023-4911 RHBZ#2238352 https://bugzilla.redhat.com/show_bug.cgi?id=2238352 RHSA-2023:5454 https://access.redhat.com/errata/RHSA-2023:5454 RHSA-2023:5476 https://access.redhat.com/errata/RHSA-2023:5476 RHSA-2024:0033 https://access.redhat.com/errata/RHSA-2024:0033 http://packetstormsecurity.com/files/174986/glibc-ld.so-Local-Privilege-Escalation.html http://packetstormsecurity.com/files/176288/Glibc-Tunables-Privilege-Escalation.html http://seclists.org/fulldisclosure/2023/Oct/11 http://www.openwall.com/lists/oss-security/2023/10/03/2 http://www.openwall.com/lists/oss-security/2023/10/03/3 http://www.openwall.com/lists/oss-security/2023/10/05/1 http://www.openwall.com/lists/oss-security/2023/10/13/11 http://www.openwall.com/lists/oss-security/2023/10/14/3 http://www.openwall.com/lists/oss-security/2023/10/14/5 http://www.openwall.com/lists/oss-security/2023/10/14/6 https://access.redhat.com/security/cve/CVE-2023-4911 https://security.netapp.com/advisory/ntap-20231013-0006/ https://www.debian.org/security/2023/dsa-5514 https://www.qualys.com/2023/10/03/cve-2023-4911/looney-tunables-local-privilege-escalation-glibc-ld-so.txt https://www.qualys.com/cve-2023-4911/
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