CVE-2007-2442

CVE-2007-2442 affects MIT Kerberos 5 (krb5) RPC library. In krb5 1.6.1 and earlier, the function gssrpc__svcauth_gssapi can mishandle a zero-length RPC credential, causing kadmind to free an uninitialized pointer during cleanup. This remote flaw could enable arbitrary code execution on vulnerable...

krb5 security update

CentOS Errata and Security Advisory CESA-2007:0384 Updated krb5 packages that fix several security flaws 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. Kerberos is a network...

Important: krb5 security update

1.3.4-49 - add patch to fix buffer overflow in kadmind 239073, CVE-2007-2798 1.3.4-48 - add patch to fix buffer overflow and double-free in rpc library 239073, CVE-2007-2442/CVE-2007-2443...

MITKRB5-SA-2007-004: kadmind multiple RPC lib vulnerabilities

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 MIT krb5 Security Advisory 2007-004 Original release: 2007-06-26 Last update: 2007-06-26 Topic: kadmind affected by multiple RPC library vulnerabilities Severity: CRITICAL CVE: CVE-2007-2442 CERT: VU356961 CVE: CVE-2007-2443 CERT: VU365313 SUMMARY...

MITKRB5-SA-2007-005: kadmind vulnerable to buffer overflow

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 MIT krb5 Security Advisory 2007-005 Original release: 2007-06-26 Last update: 2007-06-26 Topic: kadmind vulnerable to buffer overflow Severity: CRITICAL CVE: CVE-2007-2798 CERT: VU554257 SUMMARY ======= The MIT krb5 Kerberos administration daemon...

MIT Kerberos kadmind principal renaming stack buffer overflow

Overview The MIT Kerberos administration daemon kadmind contains a stack buffer overflow that may allow a remote, authenticated attacker to execute arbitrary code or cause a denial of service. Description A vulnerability exists in the way the principal renaming operation used by the Kerberos...

Design/Logic Flaw

sudo, when linked with MIT Kerberos 5 krb5, does not properly check whether a user can currently authenticate to Kerberos, which allows local users to gain privileges, in a manner unintended by the sudo security model, via certain KRB5 environment variable settings. NOTE: another researcher...

CVE-2007-3149

CVE-2007-3149 concerns the sudo utility when linked with MIT Kerberos 5 (krb5). The vulnerability arises because sudo does not properly verify whether a user is currently authenticated to Kerberos, allowing local users to gain privileges via certain KRB5_ environment variable settings. The issue ...

CVE-2007-3149

sudo, when linked with MIT Kerberos 5 krb5, does not properly check whether a user can currently authenticate to Kerberos, which allows local users to gain privileges, in a manner unintended by the sudo security model, via certain KRB5 environment variable settings. NOTE: another researcher...

MIT krb5: makes sudo authentication issue MUCH worse.

On Wed, Jun 06, 2007 at 11:19:01PM -0400, Thor Lancelot Simon wrote: On Wed, Jun 06, 2007 at 09:57:25PM -0400, Thor Lancelot Simon wrote: But woe betide any system administrator who accidentally puts a Kerberos-enabled sudo on a host that's configured as a Kerberos client only! Actually, if you...

SUSE-SA:2007:025: krb5

The remote host is missing the patch for the advisory SUSE-SA:2007:025 krb5. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. This plugin text was extracted from SuSE Security Advisory SUSE-SA:2007:025 if ! definedfunc"bnrandom" exit0; include'deprecatednasllevel.inc'; include'compat.inc';...

Kerberos 1.5.1 - Kadmind Buffer Overflow

Kerberos Version 1.5.1 Kadmind Remote Root Buffer Overflow Vulnerability The Issue: Remotely exploitable buffer overflow vulnerability in Kerberos kadmind service The Versions: krb5-1.5.1 Latest version from http://eb.mit.edu/Kerberos/ krb5-server-1.4.3-5.1 Latest version from Fedora yum update T...

Debian DSA-1276-1 : krb5 - several vulnerabilities

Several remote vulnerabilities have been discovered in the MIT reference implementation of the Kerberos network authentication protocol suite, which may lead to the execution of arbitrary code. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2007-0956 It...

Double free

Double free vulnerability in the GSS-API library lib/gssapi/krb5/k5unseal.c, as used by the Kerberos administration daemon kadmind in MIT krb5 before 1.6.1, when used with the authentication method provided by the RPCSECGSS RPC library, allows remote authenticated users to execute arbitrary code...

DSquare Exploit Pack: D2SEC_KRB5_TELNETD

Name| d2seckrb5telnetd ---|--- CVE| CVE-2007-0956 Exploit Pack| D2ExploitPack Description| MIT Krb5 telnetd vulnerability Notes|...

Stack overflow

Stack-based buffer overflow in the krb5klogsyslog function in the kadm5 library, as used by the Kerberos administration daemon kadmind and Key Distribution Center KDC, in MIT krb5 before 1.6.1 allows remote authenticated users to execute arbitrary code and modify the Kerberos key database via...

Authentication flaw

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...

CVE-2007-0956

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...

CVE-2007-0957

Stack-based buffer overflow in the krb5klogsyslog function in the kadm5 library, as used by the Kerberos administration daemon kadmind and Key Distribution Center KDC, in MIT krb5 before 1.6.1 allows remote authenticated users to execute arbitrary code and modify the Kerberos key database via...

CVE-2007-1216

Double free vulnerability in the GSS-API library lib/gssapi/krb5/k5unseal.c, as used by the Kerberos administration daemon kadmind in MIT krb5 before 1.6.1, when used with the authentication method provided by the RPCSECGSS RPC library, allows remote authenticated users to execute arbitrary code...