#VU27394 OS Command Injection in Cacti - CVE-2009-4112

Vulnerability identifier: #VU27394

Vulnerability risk: Low

CVSSv4.0: 7.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2009-4112

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Cacti
Web applications / Other software

Vendor: The Cacti Group, Inc.

Description

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

The vulnerability exists due to the application allows authenticated administrators to update the "Data Input Method" for the "Linux - Get Memory Usage" setting and insert arbitrary system command. A remote authenticated administrator can execute arbitrary OS commands on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cacti: 0.8.7c - 0.8.7

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External links
https://archives.neohapsis.com/archives/fulldisclosure/2009-11/0292.html
https://www.openwall.com/lists/oss-security/2009/11/26/1
https://www.openwall.com/lists/oss-security/2009/11/30/2
https://www.securityfocus.com/archive/1/508129/100/0/threaded

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.