What’s Vulnerable › Vulnerabilities

CVE-2016-20037: xwpe 1.5.30a-2.1 Stack-based Buffer Overflow

• Severity: high (CVSS 8.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-03-28 · updated 2026-06-17
• Weakness: CWE-787

Description

xwpe 1.5.30a-2.1 and prior contains a stack-based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying overly long input strings that exceed buffer boundaries. Attackers can craft malicious command-line arguments with 262 bytes of junk data followed by shellcode to overwrite the instruction pointer and achieve code execution or denial of service.

Affected products

• Identicalsoftware xWPE: 1.5.30a-2.1

References

• http://www.identicalsoftware.com/xwpe
• https://www.exploit-db.com/exploits/39285
• https://www.vulncheck.com/advisories/xwpe-30a-stack-based-buffer-overflow

Get alerted when CVE-2016-20037 or the next vulnerability affects your stack