#VU2689 Heap-based buffer overflow in libmodplug - CVE-2009-1438

Vulnerability identifier: #VU2689

Vulnerability risk: Critical

CVSSv4.0: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]

CVE-ID: CVE-2009-1438

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libmodplug
Client/Desktop applications / Multimedia software

Vendor: ModPlug

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

The weakness exists due to heap-based buffer overflow, caused by an integer overflow in the CSoundFile::ReadMed() function. A remote attacker can create MED file containing a specially crafted song comment or name, trick the victim into opening it, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation
Update to version 0.8.6.

Vulnerable software versions

libmodplug: 0.8 - 0.8.5

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External links
https://bugs.gentoo.org/show_bug.cgi?id=266913

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.