CVE-2007-4743Improper Restriction of Operations within the Bounds of a Memory Buffer in Kerberos 5

Severity
10.0CRITICALNVD
EPSS
19.6%
top 4.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 6
Latest updateMay 1

Description

The original patch for CVE-2007-3999 in svc_auth_gss.c in the RPCSEC_GSS RPC library in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and other applications that use krb5, does not correctly check the buffer length in some environments and architectures, which might allow remote attackers to conduct a buffer overflow attack.

CVSS vector

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

Affected Packages2 packages

Debianmit/krb5< 1.6.dfsg.1-7+3
NVDmit/kerberos_512 versions+11

Patches

🔴Vulnerability Details

3
GHSA
GHSA-2pm5-h4rp-cjq3: The original patch for CVE-2007-3999 in svc_auth_gss2022-05-01
CVEList
CVE-2007-4743: The original patch for CVE-2007-3999 in svc_auth_gss2007-09-06
OSV
CVE-2007-4743: The original patch for CVE-2007-3999 in svc_auth_gss2007-09-06

📋Vendor Advisories

3
Ubuntu
Kerberos vulnerability2007-09-07
Red Hat
krb5 incomplete fix for CVE-2007-39992007-09-05
Debian
CVE-2007-4743: krb5 - The original patch for CVE-2007-3999 in svc_auth_gss.c in the RPCSEC_GSS RPC lib...2007

💬Community

1
Bugzilla
CVE-2007-4743 krb5 incomplete fix for CVE-2007-39992007-09-06
CVE-2007-4743 — MIT Kerberos 5 vulnerability | cvebase