It is possible to protect an ELF binary against f-prot by corrupting its ELF header, while letting the binary completely functional. F-prot will crash when analyzing the file, letting the possible malware undetected. f-prot version 4.6.8 for GNU/Linux is affected.
a1424ff8ad9ff444b319433fdf1a2163ec6ad872d6772bed154f4806cb4e88df
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[ iViZ Security Advisory 08-016 10/12/2008 ]
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iViZ Techno Solutions Pvt. Ltd.
http://www.ivizsecurity.com
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* Title: F-Secure f-prot Antivirus for Linux corrupted ELF header
Security Bypass.
* Date: 10/12/2008
* Software: f-prot version 4.6.8 for GNU/Linux
--[ Synopsis:
It is possible to protect an ELF binary against
f-prot by corrupting its ELF header, while letting
the binary completely functional. F-prot will crash
when analyzing the file, letting the possible malware
undetected.
--[ Affected Software:
* f-prot version 4.6.8 for GNU/Linux
--[ Impact:
Remote DoS, possibly remote code execution.
--[ Vendor response:
* No vendor response
--[ Credits:
This vulnerability was discovered by Security Researcher
Jonathan Brossard from iViZ Techno Solutions Pvt. Ltd.
--[ Disclosure timeline:
* First private disclosure to vendor on September 1st 2008.
--[ Reference:
http://www.ivizsecurity.com/security-advisory.html