Detections
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Echo: xerces-c-3.2.3: security update to 3.2.3+e1

high Tenable Self-Hosted Container Security Plugin ID 476431

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - The Apache Xerces-C 3.0.0 to 3.2.3 XML parser contains a use-after-free error triggered during the
 scanning of external DTDs. This flaw has not been addressed in the maintained version of the library and
 has no current mitigation other than to disable DTD processing. This can be accomplished via the DOM using
 a standard parser feature, or via SAX using the XERCES_DISABLE_DTD environment variable. (CVE-2018-1311)

Solution

Update the xerces-c-3.2.3 library and its related packages to version 3.2.3+e1 or later.

See Also

https://access.redhat.com/errata/RHSA-2020:0702

https://access.redhat.com/errata/RHSA-2020:0704

https://advisory.echohq.com/cve/CVE-2018-1311

Plugin Details

Severity: High

ID: 476431

Version: Revision 1.1

Type: Local

Published: 10/21/2026

Updated: 10/21/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2018-1311

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/21/2026

Vulnerability Publication Date: 12/18/2019

Reference Information

CVE: CVE-2018-1311