Vulnerability identifier: #VU11229
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-611
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Libxml2
Universal components / Libraries /
Libraries used by multiple products
Vendor: Gnome Development Team
Description
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.
Mitigation
Update to version 2.9.5 or later.
Vulnerable software versions
Libxml2: 2.5.1 - 2.9.4-16-g0741801
External links
http://git.gnome.org/browse/libxml2/commit/?id=90ccb58242866b0ba3edbef8fe44214a101c2b3e
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.