12 lines
No EOL
610 B
Text
12 lines
No EOL
610 B
Text
source: https://www.securityfocus.com/bid/25825/info
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Xen is prone to a local command-injection vulnerability that can lead to privilege escalation.
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This issue occurs because the application fails to validate input in the 'tools/pygrub/src/GrubConf.py' script.
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This vulnerability affects Xen 3.0.3; other versions may be affected as well.
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An attacker can exploit this issue by including Python commands in a configuration file using filesystem utilities. The following proof of concept is available:
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Change the 'default' statement in grub.conf to:
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default "+str(0*os.system(" insert evil command here "))+" |