Linux Distros Unpatched Vulnerability : CVE-2023-52426

medium Nessus Plugin ID 226493

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Synopsis

The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be patched.

Description

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

- libexpat through 2.5.0 allows recursive XML Entity Expansion if XML_DTD is undefined at compile time.
(CVE-2023-52426)

Note that Nessus relies on the presence of the package as reported by the vendor.

Solution

There is no known solution at this time.

Plugin Details

Severity: Medium

ID: 226493

File Name: unpatched_CVE_2023_52426.nasl

Version: 1.2

Type: local

Agent: unix

Family: Misc.

Published: 3/5/2025

Updated: 8/20/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2023-52426

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/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:redhat:enterprise_linux:xmlrpc-c-client%2b%2b, cpe:/o:debian:debian_linux:11.0, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:cableswig, p-cpe:/a:canonical:ubuntu_linux:cadaver, p-cpe:/a:canonical:ubuntu_linux:coin3, p-cpe:/a:redhat:enterprise_linux:xmlrpc-c-c%2b%2b, p-cpe:/a:canonical:ubuntu_linux:ayttm, p-cpe:/a:centos:centos:xmlrpc-c-client%2b%2b, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:canonical:ubuntu_linux:vtk, p-cpe:/a:centos:centos:xmlrpc-c, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, cpe:/o:centos:centos:8, p-cpe:/a:canonical:ubuntu_linux:xmlrpc-c, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:canonical:ubuntu_linux:matanza, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, p-cpe:/a:debian:debian_linux:expat, p-cpe:/a:redhat:enterprise_linux:xmlrpc-c-devel, p-cpe:/a:centos:centos:xmlrpc-c-client, p-cpe:/a:redhat:enterprise_linux:xmlrpc-c-client, p-cpe:/a:canonical:ubuntu_linux:tdom, p-cpe:/a:redhat:enterprise_linux:xmlrpc-c, p-cpe:/a:canonical:ubuntu_linux:wbxml2, p-cpe:/a:canonical:ubuntu_linux:insighttoolkit4, p-cpe:/a:centos:centos:xmlrpc-c-devel, cpe:/o:canonical:ubuntu_linux:25.04, p-cpe:/a:debian:debian_linux:libxmltok, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:swish-e, p-cpe:/a:centos:centos:xmlrpc-c-c%2b%2b, cpe:/o:canonical:ubuntu_linux:22.04:-:lts

Required KB Items: Host/OS/identifier, Host/cpu, Host/local_checks_enabled, global_settings/vendor_unpatched

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 2/4/2024

Reference Information

CVE: CVE-2023-52426

Detections

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