Test ID:	1.3.6.1.4.1.25623.1.1.12.2021.4747.2
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4747-2)
Summary:	The remote host is missing an update for the 'screen' package(s) announced via the USN-4747-2 advisory.
Description:	Summary: The remote host is missing an update for the 'screen' package(s) announced via the USN-4747-2 advisory. Vulnerability Insight: USN-4747-1 fixed a vulnerability in screen. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Felix Weinmann discovered that GNU Screen incorrectly handled certain character sequences. A remote attacker could use this issue to cause GNU Screen to crash, resulting in a denial of service, or possibly execute arbitrary code. Affected Software/OS: 'screen' package(s) on Ubuntu 14.04. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-26937 Debian Security Information: DSA-4861 (Google Search) https://www.debian.org/security/2021/dsa-4861 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJWLXP45POUUYBJRRWPVAWNZDJTLYWVM/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNWBOIDEPOEQS5RMQVMFKHKXJCGNYWBL/ https://security.gentoo.org/glsa/202105-11 https://ftp.gnu.org/gnu/screen/ https://lists.gnu.org/archive/html/screen-devel/2021-02/msg00000.html https://www.openwall.com/lists/oss-security/2021/02/09/3 https://lists.debian.org/debian-lts-announce/2021/02/msg00031.html http://www.openwall.com/lists/oss-security/2021/02/09/8
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