Test ID:	1.3.6.1.4.1.25623.1.0.844878
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4888-1)
Summary:	The remote host is missing an update for the 'ldb' package(s) announced via the USN-4888-1 advisory.
Description:	Summary: The remote host is missing an update for the 'ldb' package(s) announced via the USN-4888-1 advisory. Vulnerability Insight: Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue to cause the LDAP server to crash, resulting in a denial of service. (CVE-2021-20277) Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain DN strings. A remote attacker could use this issue to cause the LDAP server to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2020-27840) Affected Software/OS: 'ldb' package(s) on Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 20.10. Solution: Please install the updated package(s). CVSS Score: 5.0 CVSS Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2020-27840 Debian Security Information: DSA-4884 (Google Search) https://www.debian.org/security/2021/dsa-4884 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXP3ONIY6MB4C5LDZV4YL5KJCES3UX24/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X5J3B6PN5XMXF3OHYBNHDKZ3XFSUGY4L/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VLZ74IF2N75VQSIHBL4B3P5WKWQCXSRY/ https://security.gentoo.org/glsa/202105-22 https://bugzilla.redhat.com/show_bug.cgi?id=1941400 https://www.samba.org/samba/security/CVE-2020-27840.html https://lists.debian.org/debian-lts-announce/2021/03/msg00036.html Common Vulnerability Exposure (CVE) ID: CVE-2021-20277 https://bugzilla.redhat.com/show_bug.cgi?id=1941402 https://www.samba.org/samba/security/CVE-2021-20277.html
Copyright	Copyright (C) 2021 Greenbone AG

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