CVE-2007-0956 — Missing Authentication for Critical Function in Kerberos 5

CWE-306 — Missing Authentication for Critical Function9 documents8 sources
Severity
10.0CRITICALNVD
EPSS
21.9%
top 4.23%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
MIT Krb5MIT Kerberos 5Canonical Ubuntu Linux+1 more
Timeline
PublishedApr 6
Latest updateMay 3

Description

The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to bypass authentication and gain system access via a username beginning with a '-' character, a similar issue to CVE-2007-0882.

CVSS vector

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

Affected Packages2 packages

▶Debianmit/krb5< 1.4.4-8+3
▶NVDmit/kerberos_5< 1.6.1

Also affects: Debian Linux 3.1, 4.0, Ubuntu Linux 5.10, 6.06, 6.10

🔴Vulnerability Details

3
GHSA
GHSA-gcgf-6qp7-hmmv: The telnet daemon (telnetd) in MIT krb5 before 1↗2022-05-03
▶
CVEList
CVE-2007-0956: The telnet daemon (telnetd) in MIT krb5 before 1↗2007-04-06
▶
OSV
CVE-2007-0956: The telnet daemon (telnetd) in MIT krb5 before 1↗2007-04-06
▶

📋Vendor Advisories

3
Ubuntu
krb5 vulnerabilities↗2007-04-04
▶
Red Hat
Unauthorized access via krb5-telnet daemon↗2007-04-03
▶
Debian
CVE-2007-0956: krb5 - The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to ...↗2007
▶

💬Community

2
Bugzilla
CVE-2007-4381 java: Vulnerability in the font parsing code↗2007-08-20
▶
Bugzilla
CVE-2007-0956 Unauthorized access via krb5-telnet daemon↗2007-02-23
▶
CVE-2007-0956 — MIT Kerberos 5 vulnerability | cvebase