XXE attack in Libxml2 - CVE-2017-7375

 

XXE attack in Libxml2 - CVE-2017-7375

Published: March 22, 2018


Vulnerability identifier: #VU11229
CSH Severity: Low
CVSS v4: 6.9 [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]
CVE-ID: CVE-2017-7375
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote unauthenticated attacker to perform XXE attack on the target system.

The weakness exists in the xmlParsePEReference function due to insufficient validation for external entities. A remote attacker can perform XXE attack and gain access to potentially sensitive information.

Affected software

Libxml2
Gentoo Linux
App Connect Enterprise Certified Container

How to mitigate CVE-2017-7375

Update to version 2.9.5 or later.

App Connect Enterprise Certified Container - addressed in versions 5.0.1, 6.1.0

External References

Related Security Bulletins