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[VulnWatch] [xfocus-SD-060101]AIX getCommand&getShell two vulnerabilities
From: XFOCUS Security Team (securityxfocus.org)
Date: Sun Jan 01 2006 - 02:19:35 CST
Title:[xfocus-SD-060101]AIX getCommand&getShell two vulnerabilities
Affected version : aix5.3 ml03,Other versions not test,
should also be affected.
XFOCUS (http://www.xfocus.org) had already discovered
some vulnerabilities in getCommand&getShell.
After apply newest patch,getCommand&getShell still have two
1: exploit that,a attacker can determine file be exist or not,which
should can't readed
2: exploit that,a attacker can read in any shell document(include no
permission file) has the cd operation the following partial content.
fopen: No such file or directory
-bash-3.00$ ls -ld /etc/security/
drwxr-x--- 4 root security 512 2005-12-22 21:09 /etc/security/
-bash-3.00$ ls -l /tmp/k.sh -rwx------ 1 root system 79 2005-12-22 23:40
ps -ef > /tmp/log. $$
grep test /tmp/log.
$$ rm /tmp/log. $$
December,26 2005 - Initial vendor notification
January 1, 2006 - Public disclosure(vendor not reply)
XFOCUS Security Team