CBL Mariner 2.0 Security Update: expat (CVE-2024-45491)

critical Nessus Plugin ID 207258

Synopsis

The remote CBL Mariner host is missing one or more security updates.

Description

The version of expat installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-45491 advisory.

- An issue was discovered in libexpat before 2.6.3. dtdCopy in xmlparse.c can have an integer overflow for nDefaultAtts on 32-bit platforms (where UINT_MAX equals SIZE_MAX). (CVE-2024-45491)

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://nvd.nist.gov/vuln/detail/CVE-2024-45491

Plugin Details

Severity: Critical

ID: 207258

File Name: mariner_CVE-2024-45491.nasl

Version: 1.3

Type: local

Published: 9/14/2024

Updated: 10/15/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2024-45491

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: x-cpe:/o:microsoft:cbl-mariner, p-cpe:/a:microsoft:cbl-mariner:expat, p-cpe:/a:microsoft:cbl-mariner:expat-libs, p-cpe:/a:microsoft:cbl-mariner:expat-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/10/2024

Vulnerability Publication Date: 8/30/2024

Reference Information

CVE: CVE-2024-45491

IAVA: 2024-A-0543, 2024-A-0628