RHEL 7 : libldb (RHSA-2021:2786)

high Nessus Plugin ID 151852

Synopsis

The remote Red Hat host is missing a security update for libldb.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2786 advisory.

The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases.

Security Fix(es):

* samba: Out of bounds read in AD DC LDAP server (CVE-2021-20277)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL libldb package based on the guidance in RHSA-2021:2786.

See Also

https://bugzilla.redhat.com/show_bug.cgi?id=1941402

https://access.redhat.com/errata/RHSA-2021:2786

https://access.redhat.com/security/updates/classification/#important

http://www.nessus.org/u?c4587023

Plugin Details

Severity: High

ID: 151852

File Name: redhat-RHSA-2021-2786.nasl

Version: 1.8

Type: local

Agent: unix

Published: 7/21/2021

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2021-20277

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:ldb-tools, p-cpe:/a:redhat:enterprise_linux:libldb, p-cpe:/a:redhat:enterprise_linux:libldb-devel, p-cpe:/a:redhat:enterprise_linux:pyldb, p-cpe:/a:redhat:enterprise_linux:pyldb-devel, cpe:/o:redhat:rhel_aus:7.6, cpe:/o:redhat:rhel_e4s:7.6, cpe:/o:redhat:rhel_tus:7.6

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 7/20/2021

Vulnerability Publication Date: 3/24/2021

Reference Information

CVE: CVE-2021-20277

CWE: 125

IAVA: 2021-A-0140-S

RHSA: 2021:2786