AlmaLinux 8 : bind (ALSA-2023:3002)

medium Nessus Plugin ID 176162

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2023:3002 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)

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 affected packages.

See Also

https://errata.almalinux.org/8/ALSA-2023-3002.html

Plugin Details

Severity: Medium

ID: 176162

File Name: alma_linux_ALSA-2023-3002.nasl

Version: 1.0

Type: local

Published: 5/20/2023

Updated: 5/20/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

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-2022-2795

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:bind-chroot, p-cpe:/a:alma:linux:bind-sdb, p-cpe:/a:alma:linux:bind-export-libs, p-cpe:/a:alma:linux:bind-export-devel, cpe:/o:alma:linux:8::appstream, p-cpe:/a:alma:linux:bind-libs-lite, p-cpe:/a:alma:linux:bind-license, p-cpe:/a:alma:linux:bind, p-cpe:/a:alma:linux:bind-utils, p-cpe:/a:alma:linux:bind-pkcs11-devel, p-cpe:/a:alma:linux:bind-pkcs11-utils, p-cpe:/a:alma:linux:bind-devel, p-cpe:/a:alma:linux:bind-pkcs11-libs, cpe:/o:alma:linux:8::nfv, cpe:/o:alma:linux:8::powertools, cpe:/o:alma:linux:8, cpe:/o:alma:linux:8::supplementary, p-cpe:/a:alma:linux:bind-pkcs11, p-cpe:/a:alma:linux:bind-sdb-chroot, p-cpe:/a:alma:linux:bind-libs, p-cpe:/a:alma:linux:python3-bind, cpe:/o:alma:linux:8::sap_hana, cpe:/o:alma:linux:8::realtime, cpe:/o:alma:linux:8::highavailability, cpe:/o:alma:linux:8::resilientstorage, cpe:/o:alma:linux:8::baseos, cpe:/o:alma:linux:8::sap, p-cpe:/a:alma:linux:bind-lite-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/16/2023

Vulnerability Publication Date: 9/21/2022

Reference Information

CVE: CVE-2022-2795

CWE: 20, 400

IAVA: 2022-A-0387-S