What’s Vulnerable › Vulnerabilities

CVE-2011-10023: MJM QuickPlayer <= 2010 .s3m Stack-Based Buffer Overflow

• Severity: high (CVSS 8.4 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-20 · updated 2026-06-16
• Weakness: CWE-121

Description

MJM QuickPlayer (also known as MJM Player) version 2010 contains a stack-based buffer overflow vulnerability triggered by opening a malicious .s3m music file. The flaw occurs due to improper bounds checking in the file parser, allowing an attacker to overwrite memory and execute arbitrary code. Exploitation is achieved via a crafted payload that bypasses DEP and ASLR protections using ROP techniques, and requires user interaction to open the file.

Affected products

• MJM Software QuickPlayer: 2010

References

• https://mjm-software.com
• https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/mjm_quickplayer_s3m.rb
• https://web.archive.org/web/20111016194042/https://www.corelan.be/index.php/forum/security-advisories/corelan-11-003-mjm-quickplayer-2-3-2010-stack-buffer-overflow-s3m/
• https://www.exploit-db.com/exploits/17229
• https://www.vulncheck.com/advisories/mjm-quickplayer-s3m-stack-based-buffer-overflow
• https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/fileformat/mjm_quickplayer_s3m.rb
• https://www.exploit-db.com/exploits/17229

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