Input validation error in Subversion - CVE-2016-2168
Published: May 5, 2016 / Updated: July 28, 2020
Vulnerability identifier: #VU32289
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-2168
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Subversion
Subversion
Software vendor:
Apache Foundation
Apache Foundation
Description
The vulnerability allows remote authenticated users 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 (NULL pointer dereference and crash) via a crafted header in a (1) MOVE or (2) COPY request, involving an authorization check.
Remediation
Update to version 1.8.16.
External links
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184545.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00043.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00044.html
- http://mail-archives.apache.org/mod_mbox/subversion-announce/201604.mbox/%3CCAP_GPNgfn1iKueW51EpmXzXi_URNfGNofZSgOyW1_jnSeNm5DQ@mail.gmail.com%3E
- http://mail-archives.apache.org/mod_mbox/subversion-announce/201604.mbox/%3CCAP_GPNgJet+7_MAhomFVOXPgLtewcUw9w=k9zdPCkq5tvPxVMA@mail.gmail.com%3E
- http://subversion.apache.org/security/CVE-2016-2168-advisory.txt
- http://www.debian.org/security/2016/dsa-3561
- http://www.securityfocus.com/bid/89320
- http://www.securitytracker.com/id/1035707
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.417496
- https://security.gentoo.org/glsa/201610-05