Test ID:	1.3.6.1.4.1.25623.1.1.12.2023.6411.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6411-1)
Summary:	The remote host is missing an update for the 'exim4' package(s) announced via the USN-6411-1 advisory.
Description:	Summary: The remote host is missing an update for the 'exim4' package(s) announced via the USN-6411-1 advisory. Vulnerability Insight: It was discovered that Exim incorrectly handled certain challenge requests. A remote attacker could possibly use this issue to perform out-of-bounds reads, resulting in information leakage. (CVE-2023-42114) It was discovered that Exim incorrectly handled validation of user-supplied data. A remote attacker could possibly use this issue to perform out-of-bounds writes, resulting in arbitrary code execution. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-42115) It was discovered that Exim incorrectly handled certain challenge requests. A remote attacker could possibly use this issue to perform out-of-bounds writes, resulting in arbitrary code execution. (CVE-2023-42116) Affected Software/OS: 'exim4' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 23.04. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2023-42114 ZDI-23-1468 https://www.zerodayinitiative.com/advisories/ZDI-23-1468/ Common Vulnerability Exposure (CVE) ID: CVE-2023-42115 ZDI-23-1469 https://www.zerodayinitiative.com/advisories/ZDI-23-1469/ Common Vulnerability Exposure (CVE) ID: CVE-2023-42116 ZDI-23-1470 https://www.zerodayinitiative.com/advisories/ZDI-23-1470/
Copyright	Copyright (C) 2023 Greenbone AG

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