Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2015-8631 |
CWE-ID | CWE-119 |
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: #VU32307
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/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-2015-8631
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
Multiple memory leaks in kadmin/server/server_stubs.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (memory consumption) via a request specifying a NULL principal name.
MitigationInstall update from vendor's website.
Vulnerable software versionsKerberos 5: 1.0 - 1.18.2
External linkshttp://krbdev.mit.edu/rt/Ticket/Display.html?id=8343
http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html
http://rhn.redhat.com/errata/RHSA-2016-0493.html
http://rhn.redhat.com/errata/RHSA-2016-0532.html
http://www.debian.org/security/2016/dsa-3466
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.securitytracker.com/id/1034916
http://github.com/krb5/krb5/commit/83ed75feba32e46f736fcce0d96a0445f29b96c2
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.