hf hfkernel privilege escalation

hf-hfkernel-privilege-escalation (46806)

High Risk

Description:

hf could allow a local attacker to gain elevated privileges on the system, caused by the insecure execution of "killall" by the hfkernel application. By sending a specially-crafted "-k" command line argument, a local attacker could exploit this vulnerability to execute arbitrary commands with root privileges on the system.

*CVSS:

Base Score:	7.2
Access Vector:	Local
Access Complexity:	Low
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete
Temporal Score:	5.3
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Privileges

Remedy:

Apply the appropriate update for your system. See References.

References:

• hf Web site: hf.
• BID-32421: hf Local Privilege Escalation Vulnerability
• CVE-2008-2378: Untrusted search path vulnerability in hfkernel in hf 0.7.3 and 0.8 allows local users to gain privileges via a Trojan horse killall program in a directory in the PATH, related to improper handling of the -k option.
• DSA-1668: hf -- programming error
• SA32831: hf "hfkernel" Privilege Escalation Security Issue

Platforms Affected:

• Debian Debian Linux 4.0
• hf hf 0.7.3
• hf hf 0.8

Reported:

Nov 22, 2008

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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