Description
Heimdal 0.6.x before 0.6.1 and 0.5.x before 0.5.3 does not properly perform certain consistency checks for cross-realm requests, which allows remote attackers with control of a realm to impersonate others in the cross-realm trust path.
Affected products
- kth / heimdal0.4a – 0.4a
- kth / heimdal0.4b – 0.4b
- kth / heimdal0.4c – 0.4c
- kth / heimdal0.4d – 0.4d
- kth / heimdal0.4e – 0.4e
- kth / heimdal0.5 – 0.5
- kth / heimdal0.5.1 – 0.5.1
- kth / heimdal0.5.2 – 0.5.2
- kth / heimdal0.6.0 – 0.6.0
References
- MISChttp://security.gentoo.org/glsa/glsa-200404-09.xml
- MISCftp://ftp.openbsd.org/pub/OpenBSD/patches/3.5/common/009_kerberos.patch
- MISChttps://exchange.xforce.ibmcloud.com/vulnerabilities/15701
- VENDOR_ADVISORYftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:08.heimdal.asc
- VENDOR_ADVISORYhttp://www.debian.org/security/2004/dsa-476
- MISChttp://www.pdc.kth.se/heimdal/advisory/2004-04-01/