National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-0281 Detail

Description

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.

Source:  MITRE
Description Last Modified:  02/10/2011

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00004.html
http://mailman.mit.edu/pipermail/kerberos/2010-December/016800.html
http://securityreason.com/securityalert/8073
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-002.txt Vendor Advisory
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 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0333 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0347 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0464
https://exchange.xforce.ibmcloud.com/vulnerabilities/65324

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:mit:kerberos:5-1.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.6.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.6.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.6.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.7.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.8.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.8.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.8.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:kerberos:5-1.9:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-0281
NVD Published Date:
02/10/2011
NVD Last Modified:
10/10/2018