Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2016-3120 |
CWE-ID | CWE-476 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Kerberos 5 Client/Desktop applications / Software for system administration |
Vendor | MIT |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU32240
Risk: Medium
CVSSv3.1: 5.7 [AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2016-3120
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via an S4U2Self request.
MitigationUpdate to version 1.13.6.
Vulnerable software versionsKerberos 5: 1.0 - 1.11.2
External linkshttp://krbdev.mit.edu/rt/Ticket/Display.html?id=8458
http://lists.opensuse.org/opensuse-updates/2016-09/msg00035.html
http://rhn.redhat.com/errata/RHSA-2016-2591.html
http://web.mit.edu/kerberos/krb5-1.13/
http://web.mit.edu/kerberos/krb5-1.14/
http://www.securityfocus.com/bid/92132
http://www.securitytracker.com/id/1036442
http://github.com/krb5/krb5/commit/93b4a6306a0026cf1cc31ac4bd8a49ba5d034ba7
http://lists.debian.org/debian-lts-announce/2018/01/msg00040.html
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AWL3KYFRJIX37EAM4DKCQQIQP2WBKL35/
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.