Vulnerability in Mit Kerberos 5
CVE-2015-8631
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.046 (91.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.046 · newest: 0.046 · change: 0.000
Affected products
- Mit Kerberos 5
- Oracle Linux — versions 6, 7
- Debian Linux — versions 7.0, 8.0
- openSUSE Leap — versions 42.1
- openSUSE — versions 13.2
- Red Hat Enterprise Linux Desktop — versions 6.0, 7.0
- Red Hat Enterprise Linux Eus — versions 6.7, 7.2, 7.3
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.2, 7.3, 7.4
- Red Hat Enterprise Linux Server Tus — versions 7.2, 7.3, 7.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2016/dsa-3466 (vendor-advisory, Third Party Advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html (Third Party Advisory)
- lists.opensuse.org/opensuse-updates/2016-02/msg00059.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.securitytracker.com/id/1034916 (VDB Entry, Third Party Advisory, vdb-entry)
- rhn.redhat.com/errata/RHSA-2016-0493.html (vendor-advisory, Third Party Advisory)
- krbdev.mit.edu/rt/Ticket/Display.html (Vendor Advisory)
- github.com/krb5/krb5/commit/83ed75feba32e46f736fcce0d96a0445f29b96c2 (Patch, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-0532.html (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-updates/2016-02/msg00110.html (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2015-8631?
- CVE-2015-8631 is a medium-severity vulnerability in Mit Kerberos 5, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 6.5/10. Published 2016-02-13.
- How severe is CVE-2015-8631?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2015-8631 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.