Zero-day Vulnerability Database

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Zero-day vulnerabilities discovered: 1

Command injection in WebGlimpse
CVE-2012-1795

Command injection

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The weakness exists due to insufficient sanitization of user-supplied data passed via the "query" HTTP GET parameter to "/webglimpse.cgi" script. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary OS commands on vulnerable system.

Exploitation example: 

http://[host]/webglimpse.cgi?query=%27%26command+and+arguments+go+here%26%27

Successful exploitation may allow an attacker to gain complete control over vulnerable system.

Note: this vulnerability is being actively exploited.

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The vulnerability was reported by Kevin Perry.

Software: Webglimpse

The vulnerability was reported by Kevin Perry.

Links:

http://www.kb.cert.org/vuls/id/364363

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About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.