CVE-2007-0956

N/A Unknown
Published: April 06, 2007 Modified: April 23, 2026
View on NVD

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
ftp://patches.sgi.com/support/free/security/advisories/20070401-01-P.asc
Source: cve@mitre.org
Broken Link
http://lists.suse.com/archive/suse-security-announce/2007-Apr/0001.html
Source: cve@mitre.org
Broken Link
http://secunia.com/advisories/24706
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24735
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24736
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24740
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24750
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24755
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24757
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24785
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24786
Source: cve@mitre.org
Third Party Advisory
http://secunia.com/advisories/24817
Source: cve@mitre.org
Third Party Advisory
http://security.gentoo.org/glsa/glsa-200704-02.xml
Source: cve@mitre.org
Third Party Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102867-1
Source: cve@mitre.org
Broken Link
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-001-telnetd.txt
Source: cve@mitre.org
Vendor Advisory
http://www.debian.org/security/2007/dsa-1276
Source: cve@mitre.org
Third Party Advisory
http://www.kb.cert.org/vuls/id/220816
Source: cve@mitre.org
Third Party Advisory US Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2007:077
Source: cve@mitre.org
Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2007-0095.html
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/archive/1/464590/100/0/threaded
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/464666/100/0/threaded
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/464814/30/7170/threaded
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/23281
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1017848
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/usn-449-1
Source: cve@mitre.org
Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA07-093B.html
Source: cve@mitre.org
Third Party Advisory US Government Resource
http://www.vupen.com/english/advisories/2007/1218
Source: cve@mitre.org
Third Party Advisory
http://www.vupen.com/english/advisories/2007/1249
Source: cve@mitre.org
Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/33414
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10046
Source: cve@mitre.org
Broken Link Third Party Advisory
ftp://patches.sgi.com/support/free/security/advisories/20070401-01-P.asc
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://lists.suse.com/archive/suse-security-announce/2007-Apr/0001.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://secunia.com/advisories/24706
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24735
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24736
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24740
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24750
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24755
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24757
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24785
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24786
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/24817
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://security.gentoo.org/glsa/glsa-200704-02.xml
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102867-1
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-001-telnetd.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.debian.org/security/2007/dsa-1276
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.kb.cert.org/vuls/id/220816
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
http://www.mandriva.com/security/advisories?name=MDKSA-2007:077
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2007-0095.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/archive/1/464590/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/464666/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/464814/30/7170/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/23281
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1017848
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/usn-449-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.us-cert.gov/cas/techalerts/TA07-093B.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
http://www.vupen.com/english/advisories/2007/1218
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.vupen.com/english/advisories/2007/1249
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/33414
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10046
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link Third Party Advisory

60 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
25.8%
96th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-306

Affected Vendors

debian canonical mit

Related CVEs

CVE-2026-8696 7.5
CVE-2026-45672 8.8
CVE-2026-45402 8.1
CVE-2026-45401 8.5
CVE-2026-45400 8.5