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August 15th, 2008

Zero-day Microsoft Windows NSlookup.exe Vulnerability Exploited In The Wild

According to SecurityFocus, a new public zero-day Windows vulnerability is being exploited in the wild. Microsoft Windows is prone to a remote code-execution vulnerability due to an unspecified error in ‘NSlookup.exe’. Successfully exploiting this issue would allow the attacker to execute arbitrary code on an affected computer. Failed attacks will cause denial-of-service conditions. Microsoft Windows XP Professional SP2 is vulnerable; other versions and products may also be affected.

According to the alert, the issue is being actively exploited in the wild but details on the attacks are currently unavailable. At this moment there are no workarounds or vendor-supplied patches.

A video of a proof-of-concept exploit in action was released by Argentinian researcher Ivan Sanchez who is credited for this vulnerability disclosure.

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