Test ID:	1.3.6.1.4.1.25623.1.1.12.2023.6099.1
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-6099-1)
Summary:	The remote host is missing an update for the 'ncurses' package(s) announced via the USN-6099-1 advisory.
Description:	Summary: The remote host is missing an update for the 'ncurses' package(s) announced via the USN-6099-1 advisory. Vulnerability Insight: It was discovered that ncurses was incorrectly performing bounds checks when processing invalid hashcodes. An attacker could possibly use this issue to cause a denial of service or to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-17594) It was discovered that ncurses was incorrectly handling end-of-string characters when processing terminfo and termcap files. An attacker could possibly use this issue to cause a denial of service or to expose sensitive information. This issue only affected Ubuntu 18.04 LTS. (CVE-2019-17595) It was discovered that ncurses was incorrectly handling end-of-string characters when converting between termcap and terminfo formats. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-39537) It was discovered that ncurses was incorrectly performing bounds checks when dealing with corrupt terminfo data while reading a terminfo file. An attacker could possibly use this issue to cause a denial of service or to expose sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-29458) It was discovered that ncurses was parsing environment variables when running with setuid applications and not properly handling the processing of malformed data when doing so. A local attacker could possibly use this issue to cause a denial of service (application crash) or execute arbitrary code. (CVE-2023-29491) Affected Software/OS: 'ncurses' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 22.10, Ubuntu 23.04. Solution: Please install the updated package(s). CVSS Score: 6.8 CVSS Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2019-17594 https://security.gentoo.org/glsa/202101-28 https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00017.html https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00045.html SuSE Security Announcement: openSUSE-SU-2019:2550 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00061.html SuSE Security Announcement: openSUSE-SU-2019:2551 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00059.html Common Vulnerability Exposure (CVE) ID: CVE-2019-17595 https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00013.html Common Vulnerability Exposure (CVE) ID: CVE-2021-39537 http://seclists.org/fulldisclosure/2022/Oct/28 http://seclists.org/fulldisclosure/2022/Oct/41 http://seclists.org/fulldisclosure/2022/Oct/43 http://seclists.org/fulldisclosure/2022/Oct/45 http://cvsweb.netbsd.org/bsdweb.cgi/pkgsrc/devel/ncurses/patches/patch-ncurses_tinfo_captoinfo.c?rev=1.1&content-type=text/x-cvsweb-markup https://lists.gnu.org/archive/html/bug-ncurses/2020-08/msg00006.html https://lists.gnu.org/archive/html/bug-ncurses/2021-10/msg00023.html https://lists.debian.org/debian-lts-announce/2023/12/msg00004.html Common Vulnerability Exposure (CVE) ID: CVE-2022-29458 https://lists.gnu.org/archive/html/bug-ncurses/2022-04/msg00014.html https://lists.gnu.org/archive/html/bug-ncurses/2022-04/msg00016.html https://lists.debian.org/debian-lts-announce/2022/10/msg00037.html Common Vulnerability Exposure (CVE) ID: CVE-2023-29491 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LU4MYMKFEZQ5VSCVLRIZGDQOUW3T44GT/ http://ncurses.scripts.mit.edu/?p=ncurses.git;a=commit;h=eb51b1ea1f75a0ec17c9c5937cb28df1e8eeec56 https://www.openwall.com/lists/oss-security/2023/04/12/5 https://www.openwall.com/lists/oss-security/2023/04/13/4 http://www.openwall.com/lists/oss-security/2023/04/19/11 http://www.openwall.com/lists/oss-security/2023/04/19/10
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