The kssl_keytab_is_available function in ssl/kssl.c in OpenSSL before 0.9.8n, when Kerberos is enabled but Kerberos configuration files cannot be opened, does not check a certain return value, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via SSL cipher negotiation, as demonstrated by a chroot installation of Dovecot or stunnel without Kerberos configuration files inside the chroot.
References
Link Providers
http://aix.software.ibm.com/aix/efixes/security/openssl_advisory.asc cve-icon cve-icon
http://cvs.openssl.org/chngview?cn=19374 cve-icon cve-icon
http://groups.google.com/group/mailing.openssl.users/browse_thread/thread/c3e1ab0034ca4b4c/66aa896c3a78b2f7 cve-icon cve-icon
http://lists.fedoraproject.org/pipermail/package-announce/2010-April/038587.html cve-icon cve-icon
http://lists.fedoraproject.org/pipermail/package-announce/2010-April/039561.html cve-icon cve-icon
http://marc.info/?l=bugtraq&m=127128920008563&w=2 cve-icon cve-icon
http://marc.info/?l=bugtraq&m=127557640302499&w=2 cve-icon cve-icon
http://secunia.com/advisories/39461 cve-icon cve-icon
http://secunia.com/advisories/39932 cve-icon cve-icon
http://secunia.com/advisories/42724 cve-icon cve-icon
http://secunia.com/advisories/42733 cve-icon cve-icon
http://secunia.com/advisories/43311 cve-icon cve-icon
http://www.mail-archive.com/dovecot%40dovecot.org/msg26224.html cve-icon cve-icon
http://www.mandriva.com/security/advisories?name=MDVSA-2010:076 cve-icon cve-icon
http://www.openssl.org/news/changelog.html cve-icon cve-icon
http://www.openwall.com/lists/oss-security/2010/03/03/5 cve-icon cve-icon
http://www.securityfocus.com/archive/1/516397/100/0/threaded cve-icon cve-icon
http://www.vmware.com/security/advisories/VMSA-2011-0003.html cve-icon cve-icon
http://www.vmware.com/support/vsphere4/doc/vsp_vc41_u1_rel_notes.html cve-icon cve-icon
http://www.vupen.com/english/advisories/2010/0839 cve-icon cve-icon
http://www.vupen.com/english/advisories/2010/0916 cve-icon cve-icon
http://www.vupen.com/english/advisories/2010/0933 cve-icon cve-icon
http://www.vupen.com/english/advisories/2010/1216 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=567711 cve-icon cve-icon
https://bugzilla.redhat.com/show_bug.cgi?id=569774 cve-icon cve-icon
https://kb.bluecoat.com/index?page=content&id=SA50 cve-icon cve-icon
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000101.html cve-icon cve-icon
https://lists.balabit.com/pipermail/syslog-ng-announce/2011-January/000102.html cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2010-0433 cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12260 cve-icon cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6718 cve-icon cve-icon
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9856 cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2010-0433 cve-icon
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2010-03-05T19:00:00

Updated: 2024-08-07T00:52:17.351Z

Reserved: 2010-01-27T00:00:00

Link: CVE-2010-0433

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2010-03-05T19:30:00.547

Modified: 2023-02-13T04:16:27.417

Link: CVE-2010-0433

cve-icon Redhat

Severity : Moderate

Publid Date: 2010-01-19T00:00:00Z

Links: CVE-2010-0433 - Bugzilla