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.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2014-4345
- cpe:2.3:a:mit:kerberos_5:1.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.8.6:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.9.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.2:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.1:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.10.3:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.4:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.11.5:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12:*:*:*:*:*:*:*
- cpe:2.3:a:mit:kerberos_5:1.12.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-4345
6.41%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 90 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-4345
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.5
|
HIGH | AV:N/AC:M/Au:S/C:C/I:C/A:C |
6.8
|
10.0
|
NIST |
CWE ids for CVE-2014-4345
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-4345
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http://secunia.com/advisories/60776
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http://secunia.com/advisories/60535
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http://advisories.mageia.org/MGASA-2014-0345.html
Mageia Advisory: MGASA-2014-0345 - Updated krb5 package fixes security vulnerabilities
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http://www.securitytracker.com/id/1030705
MIT Kerberos Buffer Overflow in kadmind with LDAP Backend Lets Remote Authenticated Users Execute Arbitrary Code - SecurityTracker
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http://secunia.com/advisories/61353
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http://lists.opensuse.org/opensuse-security-announce/2014-08/msg00009.html
[security-announce] SUSE-SU-2014:1028-1: important: Security update for
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http://www.debian.org/security/2014/dsa-3000
Debian -- Security Information -- DSA-3000-1 krb5
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http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
Juniper Networks - 2015-10 Security Bulletin: CTPView: Multiple Vulnerabilities in CTPView
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http://www.securityfocus.com/bid/69168
MIT kerberos 5 'ldap_principal2.c' Buffer Overflow Vulnerability
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http://lists.opensuse.org/opensuse-updates/2014-08/msg00030.html
openSUSE-SU-2014:1043-1: moderate: update for krb5, krb5-doc, krb5-mini
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http://secunia.com/advisories/59993
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https://github.com/krb5/krb5/pull/181
Fix +1 error in storing krbPrincipalKey LDAP attr. by tkuthan · Pull Request #181 · krb5/krb5 · GitHub
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http://www.mandriva.com/security/advisories?name=MDVSA-2014:165
mandriva.com
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https://github.com/krb5/krb5/commit/dc7ed55c689d57de7f7408b34631bf06fec9dab1
Fix LDAP key data segmentation [CVE-2014-4345] · krb5/krb5@dc7ed55 · GitHub
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http://lists.fedoraproject.org/pipermail/package-announce/2014-August/137056.html
[SECURITY] Fedora 19 Update: krb5-1.11.3-25.fc19
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http://security.gentoo.org/glsa/glsa-201412-53.xml
MIT Kerberos 5: User-assisted execution of arbitrary code (GLSA 201412-53) — Gentoo security
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http://www.osvdb.org/109908
404 Not Found
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http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
Oracle Critical Patch Update - October 2017
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http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2014-001.txt
Vendor Advisory
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http://rhn.redhat.com/errata/RHSA-2014-1255.html
RHSA-2014:1255 - Security Advisory - Red Hat Customer Portal
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http://linux.oracle.com/errata/ELSA-2014-1255.html
linux.oracle.com | ELSA-2014-1255
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https://exchange.xforce.ibmcloud.com/vulnerabilities/95212
MIT Kerberos 5 krb5_encode_krbsecretkey() buffer overflow CVE-2014-4345 Vulnerability Report
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https://bugzilla.redhat.com/show_bug.cgi?id=1128157
1128157 – (CVE-2014-4345) CVE-2014-4345 krb5: buffer overrun in kadmind with LDAP backend (MITKRB5-SA-2014-001)
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https://blogs.oracle.com/sunsecurity/entry/cve_2014_4345_numeric_errors
CVE-2014-4345 Numeric Errors vulnerability in Kerberos | Oracle Third Party Vulnerability Resolution Blog
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http://secunia.com/advisories/61314
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http://rhn.redhat.com/errata/RHSA-2015-0439.html
RHSA-2015:0439 - Security Advisory - Red Hat Customer Portal
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http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136640.html
[SECURITY] Fedora 20 Update: krb5-1.11.5-11.fc20
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http://krbdev.mit.edu/rt/Ticket/Display.html?id=7980
#7980: LDAP key data segmentation buffer overflow [CVE-2014-4345]
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http://secunia.com/advisories/59102
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