Detections
Analytics

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

medium Tenable Cloud Security Plugin ID 476504

Description

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

 - libxml2 2.9.4, when used in recover mode, allows remote attackers to cause a denial of service (NULL
 pointer dereference) via a crafted XML document. NOTE: The maintainer states "I would disagree of a CVE
 with the Recover parsing option which should only be used for manual recovery at least for XML parser.
 (CVE-2017-5969)

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-2017-5969

Plugin Details

Severity: Medium

ID: 476504

Version: Revision 1.1

Type: Local

Published: 10/21/2026

Updated: 10/21/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 1.9

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

CVSS Score Source: CVE-2017-5969

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/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: 2/8/2017

Reference Information

CVE: CVE-2017-5969