CVE-2011-0285

Description

The process_chpw_request function in schpw.c in the password-changing functionality in kadmind in MIT Kerberos 5 (aka krb5) 1.7 through 1.9 frees an invalid pointer, which allows remote attackers to execute arbitrary code or cause a denial of service (daemon crash) via a crafted request that triggers an error condition.

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 32.11% Top 5%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory fedoraproject.org Vendor Advisory mit.edu
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/archive/1/517484/100/0/threaded mailing list
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-004.txt patch vendor advisory
http://www.redhat.com/support/errata/RHSA-2011-0447.html vendor advisory
http://www.securityfocus.com/bid/47310 vdb entry
http://secunia.com/advisories/44181 third party advisory
http://www.securitytracker.com/id?1025320 vdb entry
https://hermes.opensuse.org/messages/8086843 vendor advisory
http://secunia.com/advisories/44125 third party advisory
http://secunia.com/advisories/44196 third party advisory
http://www.vupen.com/english/advisories/2011/0997 vdb entry
http://osvdb.org/71789 vdb entry
http://www.vupen.com/english/advisories/2011/0936 vdb entry
http://www.mandriva.com/security/advisories?name=MDVSA-2011:077 vendor advisory
http://www.vupen.com/english/advisories/2011/0986 vdb entry
http://securityreason.com/securityalert/8200 third party advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058181.html vendor advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=6899
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=621726

Frequently Asked Questions

What is the severity of CVE-2011-0285?
CVE-2011-0285 has been scored as a critical severity vulnerability.
How to fix CVE-2011-0285?
To fix CVE-2011-0285, 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-2011-0285 being actively exploited in the wild?
It is possible that CVE-2011-0285 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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