CVE-2007-0956

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.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 31.80% Top 5%
Vendor Advisory sgi.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory sun.com Vendor Advisory suse.com Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory mit.edu
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vupen.com/english/advisories/2007/1218 third party advisory vdb entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10046 broken link signature third party advisory vdb entry
ftp://patches.sgi.com/support/free/security/advisories/20070401-01-P.asc vendor advisory broken link
http://www.securityfocus.com/archive/1/464590/100/0/threaded mailing list third party advisory vdb entry
http://secunia.com/advisories/24706 third party advisory
http://secunia.com/advisories/24740 third party advisory
http://www.redhat.com/support/errata/RHSA-2007-0095.html third party advisory vendor advisory
http://www.kb.cert.org/vuls/id/220816 third party advisory us government resource
http://secunia.com/advisories/24786 third party advisory
http://www.us-cert.gov/cas/techalerts/TA07-093B.html third party advisory us government resource
http://www.securityfocus.com/archive/1/464814/30/7170/threaded mailing list third party advisory vdb entry
http://www.debian.org/security/2007/dsa-1276 third party advisory vendor advisory
http://secunia.com/advisories/24735 third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/33414 third party advisory vdb entry
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-001-telnetd.txt vendor advisory
http://www.securitytracker.com/id?1017848 third party advisory vdb entry
http://www.securityfocus.com/bid/23281 third party advisory vdb entry
http://secunia.com/advisories/24750 third party advisory
http://secunia.com/advisories/24817 third party advisory
http://secunia.com/advisories/24757 third party advisory
http://secunia.com/advisories/24755 third party advisory
http://www.vupen.com/english/advisories/2007/1249 third party advisory vdb entry
http://sunsolve.sun.com/search/document.do?assetkey=1-26-102867-1 vendor advisory broken link
http://lists.suse.com/archive/suse-security-announce/2007-Apr/0001.html vendor advisory broken link
http://secunia.com/advisories/24785 third party advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:077 third party advisory vendor advisory
http://www.ubuntu.com/usn/usn-449-1 third party advisory vendor advisory
http://secunia.com/advisories/24736 third party advisory
http://www.securityfocus.com/archive/1/464666/100/0/threaded mailing list third party advisory vdb entry
http://security.gentoo.org/glsa/glsa-200704-02.xml third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2007-0956?
CVE-2007-0956 has been scored as a critical severity vulnerability.
How to fix CVE-2007-0956?
To fix CVE-2007-0956, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-0956 being actively exploited in the wild?
It is possible that CVE-2007-0956 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~32% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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