CVE-2014-4345 — Out-of-bounds Write in Kerberos 5

CWE-189CWE-787 — Out-of-bounds Write8 documents8 sources
Severity
8.5HIGHNVD
EPSS
11.3%
top 6.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
MIT Krb5MIT Kerberos 5
Timeline
PublishedAug 14
Latest updateMay 13

Description

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.

CVSS vector

AV:N/AC:M/C:C/I:C/A:CExploitability: 6.8 | Impact: 10.0

Affected Packages2 packages

▶Debianmit/krb5< 1.12.1+dfsg-7+3
▶NVDmit/kerberos_530 versions+29

🔴Vulnerability Details

3
GHSA
GHSA-j7xf-33rr-9jmv: Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2↗2022-05-13
▶
CVEList
CVE-2014-4345: Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2↗2014-08-14
▶
OSV
CVE-2014-4345: Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/libkdb_ldap/ldap_principal2↗2014-08-14
▶

📋Vendor Advisories

3
Ubuntu
Kerberos vulnerabilities↗2014-08-11
▶
Red Hat
krb5: buffer overrun in kadmind with LDAP backend (MITKRB5-SA-2014-001)↗2014-08-07
▶
Debian
CVE-2014-4345: krb5 - Off-by-one error in the krb5_encode_krbsecretkey function in plugins/kdb/ldap/li...↗2014
▶

💬Community

1
Bugzilla
CVE-2014-4345 krb5: buffer overrun in kadmind with LDAP backend (MITKRB5-SA-2014-001)↗2014-08-08
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CVE-2014-4345 — Out-of-bounds Write in MIT Kerberos 5 | cvebase