SUSE SLES12 Security Update : bind (SUSE-SU-2022:3500-1)

high Nessus Plugin ID 165692

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Synopsis

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

Description

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:3500-1 advisory.

- By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.
(CVE-2022-2795)

- By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources. (CVE-2022-38177)

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

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 165692

File Name: suse_SU-2022-3500-1.nasl

Version: 1.7

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 10/5/2022

Updated: 7/14/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-38177

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: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:bind-libs, p-cpe:/a:novell:suse_linux:bind-chrootenv, p-cpe:/a:novell:suse_linux:bind-libs-32bit, p-cpe:/a:novell:suse_linux:bind, p-cpe:/a:novell:suse_linux:bind-doc, p-cpe:/a:novell:suse_linux:bind-utils

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: 10/4/2022

Vulnerability Publication Date: 9/21/2022

Reference Information

CVE: CVE-2022-2795, CVE-2022-38177

IAVA: 2022-A-0387-S

SuSE: SUSE-SU-2022:3500-1

Detections

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