Detections
Analytics

Echo: libxml2-2.9.1: security update to 2.9.1+e1

medium Tenable Cloud Security Plugin ID 476469

Description

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

 - GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at
 libxml2/entities.c. The issue has been fixed in commit 50f06b3e. (CVE-2020-24977)

Solution

Update the libxml2-2.9.1 library and its related packages to version 2.9.1+e1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2020-24977

Plugin Details

Severity: Medium

ID: 476469

Version: Revision 1.1

Type: Local

Published: 10/21/2026

Updated: 10/21/2026

Risk Information

VPR

Risk Factor: Low

Score: 2.1

Percentile: 6.91

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

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

CVSS Score Source: CVE-2020-24977

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/21/2026

Vulnerability Publication Date: 9/3/2020

Reference Information

CVE: CVE-2020-24977