SUSE SLED15 / SLES15 Security Update : openldap2 (SUSE-SU-2021:0129-1)

high Nessus Plugin ID 145026
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for openldap2 fixes the following issues :

Security issues fixed :

CVE-2020-25709: Fixed a crash caused by specially crafted network traffic (bsc#1178909).

CVE-2020-25710: Fixed a crash caused by specially crafted network traffic (bsc#1178909).

Non-security issue fixed :

Retry binds in the LDAP backend when the remote LDAP server disconnected the (idle) LDAP connection. (bsc#1179503)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Legacy Software 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Legacy-15-SP2-2021-129=1

SUSE Linux Enterprise Module for Development Tools 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2021-129=1

SUSE Linux Enterprise Module for Basesystem 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-129=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1178909

https://bugzilla.suse.com/show_bug.cgi?id=1179503

https://www.suse.com/security/cve/CVE-2020-25709/

https://www.suse.com/security/cve/CVE-2020-25710/

http://www.nessus.org/u?74851412

Plugin Details

Severity: High

ID: 145026

File Name: suse_SU-2021-0129-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 1/15/2021

Updated: 4/20/2021

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-25710

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C

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: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libldap-2_4, p-cpe:/a:novell:suse_linux:libldap-2_4-2, p-cpe:/a:novell:suse_linux:libldap-2_4-2-32bit-debuginfo, p-cpe:/a:novell:suse_linux:libldap-2_4-2-debuginfo, p-cpe:/a:novell:suse_linux:openldap2, p-cpe:/a:novell:suse_linux:openldap2-back-meta, p-cpe:/a:novell:suse_linux:openldap2-back-meta-debuginfo, p-cpe:/a:novell:suse_linux:openldap2-back-perl, p-cpe:/a:novell:suse_linux:openldap2-back-perl-debuginfo, p-cpe:/a:novell:suse_linux:openldap2-client, p-cpe:/a:novell:suse_linux:openldap2-client-debuginfo, p-cpe:/a:novell:suse_linux:openldap2-debuginfo, p-cpe:/a:novell:suse_linux:openldap2-debugsource, p-cpe:/a:novell:suse_linux:openldap2-devel, p-cpe:/a:novell:suse_linux:openldap2-devel-static, p-cpe:/a:novell:suse_linux:openldap2-ppolicy-check-password, p-cpe:/a:novell:suse_linux:openldap2-ppolicy-check-password-debuginfo, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/14/2021

Reference Information

CVE: CVE-2020-25709, CVE-2020-25710