Test ID:	1.3.6.1.4.1.25623.1.1.12.2024.6727.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6727-1)
Summary:	The remote host is missing an update for the 'nss' package(s) announced via the USN-6727-1 advisory.
Description:	Summary: The remote host is missing an update for the 'nss' package(s) announced via the USN-6727-1 advisory. Vulnerability Insight: It was discovered that NSS incorrectly handled padding when checking PKCS#1 certificates. A remote attacker could possibly use this issue to perform Bleichenbacher-like attacks and recover private data. This issue only affected Ubuntu 20.04 LTS. (CVE-2023-4421) It was discovered that NSS had a timing side-channel when performing RSA decryption. A remote attacker could possibly use this issue to recover private data. (CVE-2023-5388) It was discovered that NSS had a timing side-channel when using certain NIST curves. A remote attacker could possibly use this issue to recover private data. (CVE-2023-6135) The NSS package contained outdated CA certificates. This update refreshes the NSS package to version 3.98 which includes the latest CA certificate bundle and other security improvements. Affected Software/OS: 'nss' package(s) on Ubuntu 20.04, Ubuntu 22.04, Ubuntu 23.10. Solution: Please install the updated package(s). CVSS Score: 6.8 CVSS Vector: AV:N/AC:L/Au:S/C:C/I:N/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-4421 https://bugzilla.mozilla.org/show_bug.cgi?id=1651411 https://www.mozilla.org/security/advisories/mfsa2023-53/ Common Vulnerability Exposure (CVE) ID: CVE-2023-5388 https://bugzilla.mozilla.org/show_bug.cgi?id=1780432 https://www.mozilla.org/security/advisories/mfsa2024-12/ https://www.mozilla.org/security/advisories/mfsa2024-13/ https://www.mozilla.org/security/advisories/mfsa2024-14/ https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html Common Vulnerability Exposure (CVE) ID: CVE-2023-6135 https://security.gentoo.org/glsa/202401-10 https://bugzilla.mozilla.org/show_bug.cgi?id=1853908 https://www.mozilla.org/security/advisories/mfsa2023-56/
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