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Advisories

Mandriva Advisories

Package name krb5
Date January 13th, 2003
Advisory ID MDKSA-2002:073-1
Affected versions 8.1, 8.2, 9.0
Synopsis Updated krb5 packages fix incorrect initscripts

Problem Description

A stack buffer overflow in the implementation of the Kerberos v4
compatibility administration daemon (kadmind4) in the krb5 package can
be exploited to gain unauthorized root access to a KDC host.
Authentication to the daemon is not required to successfully perform
the attack and according to MIT at least one exploit is known to exist.
kadmind4 is used only by sites that require compatibility with legacy
administrative clients, and sites that do not have these needs are
likely not using kadmind4 and are not affected.

MandrakeSoft encourages all users who use Kerberos to upgrade to these
packages immediately.

Update:

The /etc/rc.d/init.d/kadmin initscript improperly pointed to a non-existant
location for the kadmind binary. This update corrects the problem.

Updated Packages

Mandrakelinux 8.1

 323c794946dd2d0795ec5f1eb60994b8  8.1/RPMS/ftp-client-krb5-1.2.2-17.3mdk.i586.rpm
c0196c5b5451974c038601f04295ec54  8.1/RPMS/ftp-server-krb5-1.2.2-17.3mdk.i586.rpm
58a6df02b3358a3ee0bb220c4e71d933  8.1/RPMS/krb5-devel-1.2.2-17.3mdk.i586.rpm
f77670644538cb06aa58456a95f20a27  8.1/RPMS/krb5-libs-1.2.2-17.3mdk.i586.rpm
04341f6d04e6a5a2be59bc50b3d25614  8.1/RPMS/krb5-server-1.2.2-17.3mdk.i586.rpm
188419822f768861a658ed55bca08ef1  8.1/RPMS/krb5-workstation-1.2.2-17.3mdk.i586.rpm
e86a979d495096ad3c75f912f9e632c9  8.1/RPMS/telnet-client-krb5-1.2.2-17.3mdk.i586.rpm
0c236fb51882705aa218ae6601a33ce9  8.1/RPMS/telnet-server-krb5-1.2.2-17.3mdk.i586.rpm
263f5558dfc4152252648ca070a7eb40  8.1/SRPMS/krb5-1.2.2-17.3mdk.src.rpm

Mandrakelinux 8.1/IA64

 61ba3f9c8583eccdaed9661afd9c04c0  ia64/8.1/RPMS/ftp-client-krb5-1.2.2-17.3mdk.ia64.rpm
7abe524e1f342356d8893003140d273f  ia64/8.1/RPMS/ftp-server-krb5-1.2.2-17.3mdk.ia64.rpm
3770ada21a568ca3e76475211a1af531  ia64/8.1/RPMS/krb5-devel-1.2.2-17.3mdk.ia64.rpm
487c2dd3414fd168b2b5487c77c8b1d7  ia64/8.1/RPMS/krb5-libs-1.2.2-17.3mdk.ia64.rpm
931e557cabbf684162b8156af23c70d1  ia64/8.1/RPMS/krb5-server-1.2.2-17.3mdk.ia64.rpm
0947d63f85c4aaf920880e75e477263b  ia64/8.1/RPMS/krb5-workstation-1.2.2-17.3mdk.ia64.rpm
950412bff51b20583e28866e9c3ea6d6  ia64/8.1/RPMS/telnet-client-krb5-1.2.2-17.3mdk.ia64.rpm
52e2040c7fed7758c336c2385dae336a  ia64/8.1/RPMS/telnet-server-krb5-1.2.2-17.3mdk.ia64.rpm
263f5558dfc4152252648ca070a7eb40  ia64/8.1/SRPMS/krb5-1.2.2-17.3mdk.src.rpm

Mandrakelinux 8.2

 440d915e6b39d5fca0079299f35227ab  8.2/RPMS/ftp-client-krb5-1.2.2-17.3mdk.i586.rpm
073ab9ee421ef1a39b0d71bb4d65695b  8.2/RPMS/ftp-server-krb5-1.2.2-17.3mdk.i586.rpm
fd42b8f5ae9b1940214f8284ecce8274  8.2/RPMS/krb5-devel-1.2.2-17.3mdk.i586.rpm
f641f6ec0d85ea699b77689310ac298d  8.2/RPMS/krb5-libs-1.2.2-17.3mdk.i586.rpm
b5e881e185014763d07c5a401eb9ab95  8.2/RPMS/krb5-server-1.2.2-17.3mdk.i586.rpm
05ff68b0a8208b9758fe5f5f9c59d8f8  8.2/RPMS/krb5-workstation-1.2.2-17.3mdk.i586.rpm
a1956d454a10c780b6b24759494019fe  8.2/RPMS/telnet-client-krb5-1.2.2-17.3mdk.i586.rpm
c3d93d81d7cea0c3d861ebd790ad2fe2  8.2/RPMS/telnet-server-krb5-1.2.2-17.3mdk.i586.rpm
263f5558dfc4152252648ca070a7eb40  8.2/SRPMS/krb5-1.2.2-17.3mdk.src.rpm

Mandrakelinux 8.2/PPC

 7489a4a40a72a3c7d0ac23cd91b1c623  ppc/8.2/RPMS/ftp-client-krb5-1.2.2-17.3mdk.ppc.rpm
80ef86c8530ee200f973d9d2e23f0563  ppc/8.2/RPMS/ftp-server-krb5-1.2.2-17.3mdk.ppc.rpm
55fcdb4d7d49719cd64e468f8e33da41  ppc/8.2/RPMS/krb5-devel-1.2.2-17.3mdk.ppc.rpm
704fd62b4d69ff45ab093e3bd9ab4b04  ppc/8.2/RPMS/krb5-libs-1.2.2-17.3mdk.ppc.rpm
d120b6b498a9cc592bc29d60b11648ed  ppc/8.2/RPMS/krb5-server-1.2.2-17.3mdk.ppc.rpm
a29782b7b6b2f7820cfe2af125465efb  ppc/8.2/RPMS/krb5-workstation-1.2.2-17.3mdk.ppc.rpm
9f87d4e92c916acf97ae176b259d726f  ppc/8.2/RPMS/telnet-client-krb5-1.2.2-17.3mdk.ppc.rpm
37e638bcdc5c7bfd2c967a81a8cae105  ppc/8.2/RPMS/telnet-server-krb5-1.2.2-17.3mdk.ppc.rpm
263f5558dfc4152252648ca070a7eb40  ppc/8.2/SRPMS/krb5-1.2.2-17.3mdk.src.rpm

Mandrakelinux 9.0

 1fd196b2cbf84fb58bcb9fa83d1b3d71  9.0/RPMS/ftp-client-krb5-1.2.5-1.2mdk.i586.rpm
b6bb6b48289cc350180e743373d8ea35  9.0/RPMS/ftp-server-krb5-1.2.5-1.2mdk.i586.rpm
95628f75c909f201c986c647b293b597  9.0/RPMS/krb5-devel-1.2.5-1.2mdk.i586.rpm
4b1ce4edcc5c73b567131a2e3f8633f5  9.0/RPMS/krb5-libs-1.2.5-1.2mdk.i586.rpm
d80438ee2e192b45416a8f849e7047b2  9.0/RPMS/krb5-server-1.2.5-1.2mdk.i586.rpm
a23ab952296f74b9dad7f7fc0404e5c0  9.0/RPMS/krb5-workstation-1.2.5-1.2mdk.i586.rpm
fdc950553fa7f3fcc200d5e9661c8d9b  9.0/RPMS/telnet-client-krb5-1.2.5-1.2mdk.i586.rpm
97a4e7e29404a7f49fe9f46f3397178e  9.0/RPMS/telnet-server-krb5-1.2.5-1.2mdk.i586.rpm
fd17b5fa3db51eeb35d7da87ea725ee1  9.0/SRPMS/krb5-1.2.5-1.2mdk.src.rpm

References

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-1235
http://www.kb.cert.org/vuls/id/875073
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2002-002-kadm4.txt

Upgrade

To upgrade automatically, use MandrivaUpdate.


Verification

Please verify the update prior to upgrading to ensure the integrity of the downloaded package. You can do this with the command :

                rpm --checksig package.rpm
                

You can get the GPG public key of the Mandriva Security Team to verify the GPG signature of each RPM.

If you use MandrivaUpdate, the verification of md5 checksum and GPG signature is performed automatically for you.