#VU32074 Input validation error in expat - CVE-2016-5300
Published: June 16, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32074
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-5300
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
expat
expat
Software vendor:
libexpat.org
libexpat.org
Description
The vulnerability allows context-dependent attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (CPU consumption) via crafted identifiers in an XML document.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
External links
- http://www.debian.org/security/2016/dsa-3597
- http://www.openwall.com/lists/oss-security/2016/06/04/4
- http://www.openwall.com/lists/oss-security/2016/06/04/5
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/91159
- http://www.ubuntu.com/usn/USN-3010-1
- https://security.gentoo.org/glsa/201701-21
- https://source.android.com/security/bulletin/2016-11-01.html
- https://www.tenable.com/security/tns-2016-20