Test ID:	1.3.6.1.4.1.25623.1.1.12.2023.6138.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6138-1)
Summary:	The remote host is missing an update for the 'libssh' package(s) announced via the USN-6138-1 advisory.
Description:	Summary: The remote host is missing an update for the 'libssh' package(s) announced via the USN-6138-1 advisory. Vulnerability Insight: Philip Turnbull discovered that libssh incorrectly handled rekeying with algorithm guessing. A remote attacker could use this issue to cause libssh to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2023-1667) Kevin Backhouse discovered that libssh incorrectly handled verifying data signatures. A remote attacker could possibly use this issue to bypass authorization. (CVE-2023-2283) Affected Software/OS: 'libssh' package(s) on Ubuntu 20.04, Ubuntu 22.04, Ubuntu 22.10, Ubuntu 23.04. Solution: Please install the updated package(s). CVSS Score: 6.4 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-1667 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/ https://security.gentoo.org/glsa/202312-05 http://www.libssh.org/security/advisories/CVE-2023-1667.txt https://access.redhat.com/security/cve/CVE-2023-1667 https://bugzilla.redhat.com/show_bug.cgi?id=2182199 https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html Common Vulnerability Exposure (CVE) ID: CVE-2023-2283 http://packetstormsecurity.com/files/172861/libssh-0.9.6-0.10.4-pki_verify_data_signature-Authorization-Bypass.html https://access.redhat.com/security/cve/CVE-2023-2283 https://bugzilla.redhat.com/show_bug.cgi?id=2189736 https://www.libssh.org/security/advisories/CVE-2023-2283.txt
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