Linux Terminal Server Project ldm.c weak security
| ltsp-ldm-weak-security (42080) |  Low Risk |
Description:
Linux Terminal Server Project (LTSP) could provide weaker than expected security, caused by an error in ldm.c. By establishing an X session to an LTSP client, a remote attacker could exploit this vulnerability to view a victim's windows or keystrokes.
Platforms Affected:
- Canonical, Ubuntu 6.06 LTS
- Canonical, Ubuntu 7.04
- Canonical, Ubuntu 7.10
- Debian, Debian Linux 4.0
- LTSP, Linux Terminal Server Project
Remedy:
Refer to DSA-1561-1 for patch, upgrade or suggested workaround information. See References.
Consequences:
Other
References:
- Debian Bug report logs - #469462, X access wide open on LTSP clients at http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=469462.
- LTSP.org Web site, Linux Terminal Server Project at http://www.ltsp.org/.
- BID-28960: Linux Terminal Server Project 'ldm' Information Disclosure Vulnerability
- CVE-2008-1293: ldm in Linux Terminal Server Project (LTSP) 0.99 and 2 passes the -ac option to the X server on each LTSP client, which allows remote attackers to connect to this server via TCP port 6006 (aka display :6).
- DSA-1561: ldm -- programming error
- DSA-1561-1: ldm -- programming error
- USN-610-1: LTSP vulnerability
Reported:
Apr 28, 2008
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