CVE-2007-0956
Summary
| CVE | CVE-2007-0956 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2007-04-06 01:19:00 UTC |
| Updated | 2026-04-23 00:35:47 UTC |
| 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. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
CompleteIntegrity
CompleteAvailability
CompleteAV:N/AC:L/Au:N/C:C/I:C/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Canonical | Ubuntu Linux | 5.10 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 6.06 | All | All | All |
| Operating System | Canonical | Ubuntu Linux | 6.10 | All | All | All |
| Operating System | Debian | Debian Linux | 3.1 | All | All | All |
| Operating System | Debian | Debian Linux | 4.0 | All | All | All |
| Application | Mit | Kerberos 5 | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Debian update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| Kerberos Multiple Vulnerabilities - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| Repository / Oval Repository | af854a3a-2127-422b-91ae-364da2661108 | oval.cisecurity.org | Broken Link, Third Party Advisory |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| SGI update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| Kerberos telnetd Grants Access to Remote Users - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| Advisories - Mandriva Linux | af854a3a-2127-422b-91ae-364da2661108 | www.mandriva.com | Third Party Advisory |
| Sun SEAM Kerberized telnetd Daemon Arbitrary User Login - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| US-CERT Vulnerability Note VU#220816 | af854a3a-2127-422b-91ae-364da2661108 | www.kb.cert.org | Third Party Advisory, US Government Resource |
| Gentoo update for mit-krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| patches.sgi.com/support/free/security/advisories/20070401-01-P.asc | af854a3a-2127-422b-91ae-364da2661108 | patches.sgi.com | Broken Link |
| SuSE Security announcements: [suse-security-announce] SUSE Security Announcement: krb5 (SUSE-SA:2007:025) | af854a3a-2127-422b-91ae-364da2661108 | lists.suse.com | Broken Link |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | Third Party Advisory |
| rPath updates for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| Support | af854a3a-2127-422b-91ae-364da2661108 | www.redhat.com | Third Party Advisory |
| IBM X-Force Exchange | af854a3a-2127-422b-91ae-364da2661108 | exchange.xforce.ibmcloud.com | Third Party Advisory, VDB Entry |
| #102867: Security Vulnerability in the SEAM Kerberized telnetd(1M) Daemon May Allow Unauthorized Remote Users to Gain Access to a Solaris Host | af854a3a-2127-422b-91ae-364da2661108 | sunsolve.sun.com | Broken Link |
| SUSE update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-001-telnetd.txt | af854a3a-2127-422b-91ae-364da2661108 | web.mit.edu | Vendor Advisory |
| Mandriva update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| MIT Kerberos 5 Telnet Daemon Authentication Bypass Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Debian -- Security Information -- DSA-1276-1 krb5 | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | Third Party Advisory |
| Red Hat update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| Webmail : Solution de messagerie professionnelle - OVHcloud- OVH | af854a3a-2127-422b-91ae-364da2661108 | www.vupen.com | Third Party Advisory |
| SecurityFocus | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| Ubuntu update for krb5 - Advisories - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | Third Party Advisory |
| US-CERT Technical Cyber Security Alert TA07-093B -- MIT Kerberos Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | www.us-cert.gov | Third Party Advisory, US Government Resource |
| USN-449-1: krb5 vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | Third Party Advisory |
| Gentoo Linux Documentation -- MIT Kerberos 5: Arbitrary remote code execution | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.