CVE-2014-4342: Buffer Overflow
First published: Sun Jul 20 2014(Updated: )
MIT Kerberos 5 (aka krb5) 1.7.x through 1.12.x before 1.12.2 allows remote attackers to cause a denial of service (buffer over-read or NULL pointer dereference, and application crash) by injecting invalid tokens into a GSSAPI application session.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Debian Linux | =7.0 | |
| Kerberos | =5-1.8-alpha1 | |
| Kerberos | =5-1.10.5 | |
| Kerberos | =5-1.10.6 | |
| Kerberos | =5-1.10.7 | |
| Kerberos | =1.7 | |
| Kerberos | =1.7.1 | |
| Kerberos | =1.8 | |
| Kerberos | =1.8.1 | |
| Kerberos | =1.8.2 | |
| Kerberos | =1.8.3 | |
| Kerberos | =1.8.4 | |
| Kerberos | =1.8.5 | |
| Kerberos | =1.8.6 | |
| Kerberos | =1.9 | |
| Kerberos | =1.9.1 | |
| Kerberos | =1.9.2 | |
| Kerberos | =1.9.3 | |
| Kerberos | =1.9.4 | |
| Kerberos | =1.10 | |
| Kerberos | =1.10.1 | |
| Kerberos | =1.10.2 | |
| Kerberos | =1.10.3 | |
| Kerberos | =1.10.4 | |
| Kerberos | =1.11 | |
| Kerberos | =1.11.1 | |
| Kerberos | =1.11.2 | |
| Kerberos | =1.11.3 | |
| Kerberos | =1.11.4 | |
| Kerberos | =1.12 | |
| Kerberos | =1.12.1 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux HPC Node | =7.0 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Workstation | =7.0 |
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Reference Links
- http://advisories.mageia.org/MGASA-2014-0345.html
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7949
- http://rhn.redhat.com/errata/RHSA-2015-0439.html
- http://secunia.com/advisories/59102
- http://secunia.com/advisories/60082
- http://www.debian.org/security/2014/dsa-3000
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:165
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.securityfocus.com/bid/68908
- http://www.securitytracker.com/id/1030706
- https://exchange.xforce.ibmcloud.com/vulnerabilities/94903
- https://github.com/krb5/krb5/commit/e6ae703ae597d798e310368d52b8f38ee11c6a73
Frequently Asked Questions
What is the severity of CVE-2014-4342?
CVE-2014-4342 has a medium severity rating due to its ability to cause denial of service via application crashes.
How do I fix CVE-2014-4342?
To fix CVE-2014-4342, upgrade MIT Kerberos to version 1.12.2 or later.
Which versions are affected by CVE-2014-4342?
CVE-2014-4342 affects MIT Kerberos versions 1.7.x to 1.12.x before 1.12.2.
What type of vulnerability is CVE-2014-4342?
CVE-2014-4342 is a denial of service vulnerability caused by buffer over-read or NULL pointer dereference.
Can CVE-2014-4342 be exploited remotely?
Yes, CVE-2014-4342 allows remote attackers to cause denial of service by injecting invalid tokens.
- agent/weakness
- agent/references
- agent/first-publish-date
- agent/remedy
- agent/last-modified-date
- agent/type
- agent/description
- agent/author
- agent/severity
- agent/event
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/debian
- canonical/debian linux
- version/debian linux/7.0
- vendor/mit
- canonical/kerberos
- version/kerberos/5-1.8-alpha1
- version/kerberos/5-1.10.5
- version/kerberos/5-1.10.6
- version/kerberos/5-1.10.7
- version/kerberos/1.7
- version/kerberos/1.7.1
- version/kerberos/1.8
- version/kerberos/1.8.1
- version/kerberos/1.8.2
- version/kerberos/1.8.3
- version/kerberos/1.8.4
- version/kerberos/1.8.5
- version/kerberos/1.8.6
- version/kerberos/1.9
- version/kerberos/1.9.1
- version/kerberos/1.9.2
- version/kerberos/1.9.3
- version/kerberos/1.9.4
- version/kerberos/1.10
- version/kerberos/1.10.1
- version/kerberos/1.10.2
- version/kerberos/1.10.3
- version/kerberos/1.10.4
- version/kerberos/1.11
- version/kerberos/1.11.1
- version/kerberos/1.11.2
- version/kerberos/1.11.3
- version/kerberos/1.11.4
- version/kerberos/1.12
- version/kerberos/1.12.1
- vendor/redhat
- canonical/red hat enterprise linux desktop
- version/red hat enterprise linux desktop/7.0
- canonical/red hat enterprise linux hpc node
- version/red hat enterprise linux hpc node/7.0
- canonical/red hat enterprise linux server
- version/red hat enterprise linux server/7.0
- canonical/red hat enterprise linux workstation
- version/red hat enterprise linux workstation/7.0