Vulnerability Details CVE-2011-0281
The unparse implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.6.x through 1.9, when an LDAP backend is used, allows remote attackers to cause a denial of service (file descriptor exhaustion and daemon hang) via a principal name that triggers use of a backslash escape sequence, as demonstrated by a \n sequence.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.111
EPSS Ranking 93.1%
CVSS Severity
CVSS v2 Score 5.0
References
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html
- http://mailman.mit.edu/pipermail/kerberos/2010-December/016800.html
- http://secunia.com/advisories/43260
- http://secunia.com/advisories/43273
- http://secunia.com/advisories/43275
- http://secunia.com/advisories/46397
- http://securityreason.com/securityalert/8073
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:024
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:025
- http://www.redhat.com/support/errata/RHSA-2011-0199.html
- http://www.redhat.com/support/errata/RHSA-2011-0200.html
- http://www.securityfocus.com/archive/1/516299/100/0/threaded
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://www.securityfocus.com/bid/46265
- http://www.securitytracker.com/id?1025037
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.vupen.com/english/advisories/2011/0330
- http://www.vupen.com/english/advisories/2011/0333
- http://www.vupen.com/english/advisories/2011/0347
- http://www.vupen.com/english/advisories/2011/0464
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65324
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html
- http://mailman.mit.edu/pipermail/kerberos/2010-December/016800.html
- http://secunia.com/advisories/43260
- http://secunia.com/advisories/43273
- http://secunia.com/advisories/43275
- http://secunia.com/advisories/46397
- http://securityreason.com/securityalert/8073
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:024
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:025
- http://www.redhat.com/support/errata/RHSA-2011-0199.html
- http://www.redhat.com/support/errata/RHSA-2011-0200.html
- http://www.securityfocus.com/archive/1/516299/100/0/threaded
- http://www.securityfocus.com/archive/1/520102/100/0/threaded
- http://www.securityfocus.com/bid/46265
- http://www.securitytracker.com/id?1025037
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html
- http://www.vupen.com/english/advisories/2011/0330
- http://www.vupen.com/english/advisories/2011/0333
- http://www.vupen.com/english/advisories/2011/0347
- http://www.vupen.com/english/advisories/2011/0464
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65324
Products affected by CVE-2011-0281
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cpe:2.3:a:mit:kerberos:5-1.6.3
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cpe:2.3:a:mit:kerberos_5:1.6
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cpe:2.3:a:mit:kerberos_5:1.6.1
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cpe:2.3:a:mit:kerberos_5:1.6.2
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cpe:2.3:a:mit:kerberos_5:1.7
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cpe:2.3:a:mit:kerberos_5:1.7.1
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cpe:2.3:a:mit:kerberos_5:1.8
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cpe:2.3:a:mit:kerberos_5:1.8.1
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cpe:2.3:a:mit:kerberos_5:1.8.2
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cpe:2.3:a:mit:kerberos_5:1.8.3
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cpe:2.3:a:mit:kerberos_5:1.9