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CentOS 7 : bind (RHSA-2022:6765)

high Nessus Plugin ID 166556

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Synopsis

The remote CentOS Linux host is missing one or more security updates.

Description

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2022:6765 advisory.

 - 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)

 - By spoofing the target resolver with responses that have a malformed EdDSA 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-2022-38178)

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.

See Also

https://access.redhat.com/errata/RHSA-2022:6765

Plugin Details

Severity: High

ID: 166556

File Name: centos_RHSA-2022-6765.nasl

Version: 1.5

Type: local

Agent: unix

Published: 10/26/2022

Updated: 10/9/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Important

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-2022-38178

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:centos:centos:bind-pkcs11, p-cpe:/a:centos:centos:bind-pkcs11-utils, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:bind-license, p-cpe:/a:centos:centos:bind-pkcs11-libs, p-cpe:/a:centos:centos:bind-utils, p-cpe:/a:centos:centos:bind-pkcs11-devel, p-cpe:/a:centos:centos:bind-sdb-chroot, p-cpe:/a:centos:centos:bind-devel, p-cpe:/a:centos:centos:bind-libs-lite, p-cpe:/a:centos:centos:bind, p-cpe:/a:centos:centos:bind-sdb, p-cpe:/a:centos:centos:bind-chroot, p-cpe:/a:centos:centos:bind-lite-devel, p-cpe:/a:centos:centos:bind-export-libs, p-cpe:/a:centos:centos:bind-libs, p-cpe:/a:centos:centos:bind-export-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/26/2022

Vulnerability Publication Date: 9/21/2022

Reference Information

CVE: CVE-2022-38177, CVE-2022-38178

IAVA: 2022-A-0387-S

RHSA: 2022:6765