#VU46737 Out-of-bounds read in Libxml2 - CVE-2020-24977

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Main Vulnerability Database Vulnerabilities #VU46737

#VU46737 Out-of-bounds read in Libxml2 - CVE-2020-24977

Published: September 4, 2020 / Updated: May 14, 2021


Vulnerability identifier: #VU46737
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-24977
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Libxml2
Software vendor:
Gnome Development Team

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the xmlEncodeEntitiesInternal() function in libxml2/entities.c in libxml2. A remote attacker can pas specially crafted XML data to the affected application, trigger out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.

External links