[SECURITY] Fedora Core 6 Update: krb5-1.5-13

Kerberos V5 is a trusted-third-party network authentication system, which can improve your network's security by eliminating the insecure practice of cleartext passwords...

Kerberos administration daemon may free uninitialized pointers

Overview A vulnerability exists in the Kerberos administration daemon that may allow a remote, unauthenticated user to free uninitialized pointers. Freeing uninitialized pointers corrupts memory in a way that could allow an attacker to execute code. Description The MIT krb 5 administration daemon...

Kerberos administration daemon fails to properly initialize function pointers

Overview The Kerberos administration daemon fails to properly initialize pointers. This vulnerability may allow a remote, unauthenticated attacker to execute arbitrary code or cause a denial of service. Description A vulnerability exists in the way the Kerberos administration daemon handles...

MITKRB5-SA-2006-003: kadmind (via GSS-API lib) frees uninitialized pointers

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 MIT krb5 Security Advisory 2006-003 Original release: 2007-01-09 Last update: 2007-01-09 Topic: kadmind via GSS-API mechglue frees uninitialized pointers Severity: CRITICAL CVE: CVE-2006-6144 CERT: VU831452 SUMMARY ======= The Kerberos administration...

MITKRB5-SA-2006-002: kadmind (via RPC lib) calls uninitialized function pointer

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 MIT krb5 Security Advisory 2006-002 Original release: 2007-01-09 Last update: 2007-01-09 Topic: kadmind via RPC library calls uninitialized function pointer Severity: CRITICAL CVE: CVE-2006-6143 CERT: VU481564 SUMMARY ======= The Kerberos administrati...

Debian DSA-1189-1 : openssh-krb5 - several vulnerabilities

Several remote vulnerabilities have been discovered in OpenSSH, a free implementation of the Secure Shell protocol, which may lead to denial of service and potentially the execution of arbitrary code. The Common Vulnerabilities and Exposures project identifies the following problems : -...

Debian DSA-1146-1 : krb5 - programming error

In certain application programs packaged in the MIT Kerberos 5 source distribution, calls to setuid and seteuid are not always checked for success and may fail with some PAM configurations. A local user could exploit one of these vulnerabilities to result in privilege escalation. No exploit code ...

USN-334-1: krb5 vulnerabilities

Michael Calmer and Marcus Meissner discovered that several krb5 tools did not check the return values from setuid system calls. On systems that have configured user process limits, it may be possible for an attacker to cause setuid to fail via resource starvation. In that situation, the tools wil...

MIT Kerberos (krb5) ftpd and ksu do not properly validate seteuid() calls

Overview Privilege escalation vulnerabilities in MIT krb5 ftpd and ksu may allow an authenticated attacker to execute arbitrary code. Description The MIT krb 5 ftpd and ksu programs contain multiple privilege escalation vulnerabilities. These vulnerabilities are dependent on the host operating...

RHEL 4 : krb5 (RHSA-2006:0612)

Updated krb5 packages are now available for Red Hat Enterprise Linux 4 to correct a privilege escalation security flaw. This update has been rated as having important security impact by the Red Hat Security Response Team. Kerberos is a network authentication system which allows clients and server...

CentOS 4 : krb5 (CESA-2006:0612)

Updated krb5 packages are now available for Red Hat Enterprise Linux 4 to correct a privilege escalation security flaw. This update has been rated as having important security impact by the Red Hat Security Response Team. Kerberos is a network authentication system which allows clients and server...

MITKRB-SA-2006-001: multiple local privilege escalation vulnerabilities

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 MIT krb5 Security Advisory 2006-001 Original release: 2006-08-08 Topic: multiple local privilege escalation vulnerabilities Severity: serious SUMMARY ======= In certain application programs packaged in the MIT Kerberos 5 source distribution, calls to...

MIT Kerberos (krb5) krshd and v4rcp do not properly validate setuid() or seteuid() calls

Overview Privilege escalation vulnerabilities in MIT krb5 krshd and v4rcp may allow an authenticated attacker to execute arbitrary code. Description The MIT krb 5 krshd and v4rcp programs contain multiple privilege escalation vulnerabilities. MIT krb5 Security Advisory 2006-001 states that the...

CentOS 3 : krb5 (CESA-2005:562)

Updated krb5 packages which fix multiple security issues are now available for Red Hat Enterprise Linux 2.1 and 3. This update has been rated as having critical security impact by the Red Hat Security Response Team. Updated 26 Sep 2005 krb5-server packages have been added to this advisory for Red...

CentOS 3 : krb5 (CESA-2005:330)

Updated krb5 packages which fix two buffer overflow vulnerabilities in the included Kerberos-aware telnet client are now available. This update has been rated as having important security impact by the Red Hat Security Response Team. Kerberos is a networked authentication system which uses a...

krb5 security update

CentOS Errata and Security Advisory CESA-2006:0209-5 Merged security bulletin from advisories: https://lists.centos.org/pipermail/centos-announce/2006-March/074941.html Affected packages: krb5-devel krb5-libs krb5-server krb5-workstation...

Ubuntu 4.10 / 5.04 : krb4, krb5 vulnerabilities (USN-224-1)

Gael Delalleau discovered a buffer overflow in the envoptadd function of the Kerberos 4 and 5 telnet clients. By sending specially crafted replies, a malicious telnet server could exploit this to execute arbitrary code with the privileges of the user running the telnet client. CVE-2005-0468 Gael...

Ubuntu 4.10 : krb5 vulnerability (USN-58-1)

Michael Tautschnig discovered a possible buffer overflow in the addtohistory function in the MIT Kerberos 5 implementation. Performing a password change did not properly track the password policy's history count and the maximum number of keys. This could cause an array overflow and may have allow...

CVE-2005-1689

Double free vulnerability in the krb5recvauth function in MIT Kerberos 5 krb5 1.4.1 and earlier allows remote attackers to execute arbitrary code via certain error conditions...

Debian DSA-757-1 : krb5 - buffer overflow, double-free memory

Daniel Wachdorf reported two problems in the MIT krb5 distribution used for network authentication. First, the KDC program from the krb5-kdc package can corrupt the heap by trying to free memory which has already been freed on receipt of a certain TCP connection. This vulnerability can cause the...