99218 : LiteSpeed Web Server (LSWS) /tmp/lshttpd Crafted File Execution Handling Local Privilege Escalation
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Disclosure Date
Time to Patch
16 days


LiteSpeed Web Server (LSWS) contains a flaw that leads to unauthorized privileges being gained. The issue is due to the program failing to restrict users from writing to the /tmp/lshttpd directory. When executing specially crafted files, a local attacker can gain elevated privileges.


Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Coordinated Disclosure
OSVDB: Authentication Required, Web Related


It has been reported that this issue has been fixed. Upgrade to version 4.2.5, or higher, to address this vulnerability.


Lite Speed Technologies Inc.
LiteSpeed Web Server



CVSSv2 Score

NVD does not currently have a CVSSv2 score assigned.


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