CVE-2010-4022

CVE-2010-4022 affects MIT Kerberos 5 KDC (kpropd) in standalone mode; a worker child that exits abnormally is not handled correctly, enabling remote DoS (termination of the listening process, no new connections, and stale slave updates). The linked MiracleLinux AXSA-2011-37 advisory notes CVE-201...

CVE-2011-0282

CVE-2011-0282 affects MIT Kerberos 5 KDC (krb5) when using an LDAP backend, with versions 1.6.x through 1.9. The vulnerability allows remote, unauthenticated attackers to cause a denial of service via a crafted principal name, triggering a NULL pointer dereference or a buffer over-read that can c...

SuSE 11.1 Security Update : krb5 (SAT Patch Number 3839)

Multiple KDC DoS vulnerabilities if used with LDAP backends have been fixed in krb5. CVE-2011-0281 / CVE-2011-0282 have been assigned. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from SuSE 11 update information. The te...

CVE-2010-4022

The dostandalone function in the MIT krb5 KDC database propagation daemon kpropd in Kerberos 1.7, 1.8, and 1.9, when running in standalone mode, does not properly handle when a worker child process "exits abnormally," which allows remote attackers to cause a denial of service listening process...

CVE-2011-0282

The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.6.x through 1.9, when an LDAP backend is used, allows remote attackers to cause a denial of service NULL pointer dereference or buffer over-read, and daemon crash via a crafted principal name...

Mandriva Linux Security Advisory : krb5 (MDVSA-2011:025)

Multiple vulnerabilities were discovered and corrected in krb5 : The MIT krb5 KDC database propagation daemon kpropd is vulnerable to a denial-of-service attack triggered by invalid network input. If a kpropd worker process receives invalid input that causes it to exit with an abnormal status, it...

Important: Red Hat Security Advisory: krb5 security update

Updated krb5 packages that fix three security issues are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

krb5: KDC crash when using LDAP backend caused by a special principal name (MITKRB5-SA-2011-002)

The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.6.x through 1.9, when an LDAP backend is used, allows remote attackers to cause a denial of service NULL pointer dereference or buffer over-read, and daemon crash via a crafted principal name...

krb5 security update

add upstream patch to fix hang or crash in the KDC when using the LDAP kdb backend CVE-2011-0281, CVE-2011-0282, 671096...

krb5 -- MITKRB5-SA-2011-002, KDC vulnerable to hang when using LDAP back end

An advisory published by the MIT Kerberos team says: The MIT krb5 Key Distribution Center KDC daemon is vulnerable to denial of service attacks from unauthenticated remote attackers. CVE-2011-0281 and CVE-2011-0282 occur only in KDCs using LDAP back ends, but CVE-2011-0283 occurs in all krb5-1.9...

FreeBSD Ports: krb5

The remote host is missing an update to the system as announced in the referenced advisory. VID 4ccbd40d-03f7-11e0-bf50-001a926c7637 OpenVAS Vulnerability Test $ Description: Auto generated from VID 4ccbd40d-03f7-11e0-bf50-001a926c7637 Authors: Thomas Reinke Copyright: Copyright c 2010 E-Soft Inc...

Ubuntu Update for krb5 vulnerabilities USN-1030-1

Ubuntu Update for Linux kernel vulnerabilities USN-1030-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN10301.nasl 7965 2017-12-01 07:38:25Z santu $ Ubuntu Update for krb5 vulnerabilities USN-1030-1 Authors: System Generated Check Copyright: Copyright c 2010 Greenbone Networks GmbH,...

FreeBSD : krb5 -- RFC 3961 key-derivation checksum handling vulnerability (1d193bba-03f6-11e0-bf50-001a926c7637)

The MIT Kerberos team reports : MIT krb5 releases incorrectly accepts RFC 3961 key-derivation checksums using RC4 keys when verifying AD-SIGNEDPATH and AD-KDC-ISSUED authorization data. An authenticated remote attacker that controls a legitimate service principal has a 1/256 chance of forging the...

FreeBSD : krb5 -- client impersonation vulnerability (4ccbd40d-03f7-11e0-bf50-001a926c7637)

The MIT Kerberos team reports : MIT krb5 KDC may issue tickets not requested by a client, based on an attacker-chosen KrbFastArmoredReq. An authenticated remote attacker that controls a legitimate service principal could obtain a valid service ticket to itself containing valid KDC-generated...

FreeBSD : krb5 -- multiple checksum handling vulnerabilities (0d57c1d9-03f4-11e0-bf50-001a926c7637)

The MIT Kerberos team reports : MIT krb incorrectly accepts an unkeyed checksum with DES session keys for version 2 RFC 4121 of the GSS-API krb5 mechanism. An unauthenticated remote attacker can forge GSS tokens that are intended to be integrity-protected but unencrypted, if the targeted...

Mandriva Update for krb5 MDVSA-2010:245 (krb5)

Check for the Version of krb5 OpenVAS Vulnerability Test Mandriva Update for krb5 MDVSA-2010:245 krb5 Authors: System Generated Check Copyright: Copyright c 2010 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the ter...

CVE-2010-4020

MIT Kerberos 5 aka krb5 1.8.x through 1.8.3 does not reject RC4 key-derivation checksums, which might allow remote authenticated users to forge a 1 AD-SIGNEDPATH or 2 AD-KDC-ISSUED signature, and possibly gain privileges, by leveraging the small key space that results from certain one-byte...

DEBIAN-CVE-2010-4020

MIT Kerberos 5 aka krb5 1.8.x through 1.8.3 does not reject RC4 key-derivation checksums, which might allow remote authenticated users to forge a 1 AD-SIGNEDPATH or 2 AD-KDC-ISSUED signature, and possibly gain privileges, by leveraging the small key space that results from certain one-byte...

CVE-2010-4021

The Key Distribution Center KDC in MIT Kerberos 5 aka krb5 1.7 does not properly restrict the use of TGT credentials for armoring TGS requests, which might allow remote authenticated users to impersonate a client by rewriting an inner request, aka a "KrbFastReq forgery issue."...

CVE-2010-1323

MIT Kerberos 5 aka krb5 1.3.x, 1.4.x, 1.5.x, 1.6.x, 1.7.x, and 1.8.x through 1.8.3 does not properly determine the acceptability of checksums, which might allow remote attackers to modify user-visible prompt text, modify a response to a Key Distribution Center KDC, or forge a KRB-SAFE message via...