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Vulnerability Details : CVE-2014-4345

Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2.c in the LDAP KDB module in kadmind in MIT Kerberos 5 (aka krb5) 1.6.x through 1.11.x before 1.11.6 and 1.12.x before 1.12.2 allows remote authenticated users to cause a denial of service (buffer overflow) or possibly execute arbitrary code via a series of "cpw -keepold" commands.
Publish Date : 2014-08-14 Last Update Date : 2014-10-17
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- CVSS Scores & Vulnerability Types

CVSS Score
8.5
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Single system (The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).)
Gained Access None
Vulnerability Type(s) Denial Of ServiceExecute CodeOverflow
CWE ID 189

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2014:1255: krb5 security update (Moderate) oval:com.redhat.rhsa:def:20141255 unix
RHSA-2014:1389: krb5 security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20141389 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2014-4345

# Product Type Vendor Product Version Update Edition Language
1 Application MIT Kerberos 5-1.6 Version Details Vulnerabilities
2 Application MIT Kerberos 5-1.6.1 Version Details Vulnerabilities
3 Application MIT Kerberos 5-1.6.2 Version Details Vulnerabilities
4 Application MIT Kerberos 5-1.7 Version Details Vulnerabilities
5 Application MIT Kerberos 5-1.7.1 Version Details Vulnerabilities
6 Application MIT Kerberos 5-1.8 Version Details Vulnerabilities
7 Application MIT Kerberos 5-1.8.1 Version Details Vulnerabilities
8 Application MIT Kerberos 5-1.8.2 Version Details Vulnerabilities
9 Application MIT Kerberos 5-1.8.3 Version Details Vulnerabilities
10 Application MIT Kerberos 5-1.8.4 Version Details Vulnerabilities
11 Application MIT Kerberos 5-1.8.5 Version Details Vulnerabilities
12 Application MIT Kerberos 5-1.8.6 Version Details Vulnerabilities
13 Application MIT Kerberos 5-1.9 Version Details Vulnerabilities
14 Application MIT Kerberos 5-1.9.1 Version Details Vulnerabilities
15 Application MIT Kerberos 5-1.9.2 Version Details Vulnerabilities
16 Application MIT Kerberos 5-1.9.3 Version Details Vulnerabilities
17 Application MIT Kerberos 5-1.9.4 Version Details Vulnerabilities
18 Application MIT Kerberos 5-1.10 Version Details Vulnerabilities
19 Application MIT Kerberos 5-1.10.1 Version Details Vulnerabilities
20 Application MIT Kerberos 5-1.10.2 Version Details Vulnerabilities
21 Application MIT Kerberos 5-1.10.3 Version Details Vulnerabilities
22 Application MIT Kerberos 5-1.10.4 Version Details Vulnerabilities
23 Application MIT Kerberos 5-1.11 Version Details Vulnerabilities
24 Application MIT Kerberos 5-1.11.1 Version Details Vulnerabilities
25 Application MIT Kerberos 5-1.11.2 Version Details Vulnerabilities
26 Application MIT Kerberos 5-1.11.3 Version Details Vulnerabilities
27 Application MIT Kerberos 5-1.11.4 Version Details Vulnerabilities
28 Application MIT Kerberos 5-1.11.5 Version Details Vulnerabilities
29 Application MIT Kerberos 5-1.12 Version Details Vulnerabilities
30 Application MIT Kerberos 5-1.12.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
MIT Kerberos 30

- References For CVE-2014-4345

http://rhn.redhat.com/errata/RHSA-2014-1255.html
REDHAT RHSA-2014:1255
http://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.html
SUSE SUSE-SU-2014:1028
http://lists.opensuse.org/opensuse-updates/2014-08/msg00030.html
SUSE openSUSE-SU-2014:1043
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txt CONFIRM
http://www.debian.org/security/2014/dsa-3000
DEBIAN DSA-3000
https://github.com/krb5/krb5/commit/dc7ed55c689d57de7f7408b34631bf06fec9dab1 CONFIRM
http://www.securityfocus.com/bid/69168
BID 69168 MIT kerberos 5 'ldap_principal2.c' Buffer Overflow Vulnerability Release Date:2014-10-17
http://www.securitytracker.com/id/1030705
SECTRACK 1030705
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980 CONFIRM

- Metasploit Modules Related To CVE-2014-4345

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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