What’s Vulnerable › Vulnerabilities

CVE-2019-25658: a-Mac Address Change 5.4 Local Buffer Overflow DoS

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-05 · updated 2026-07-24
• Weakness: CWE-787

Description

a-Mac Address Change 5.4 contains a local buffer overflow vulnerability that allows local attackers to crash the application by supplying oversized input to registration form fields. Attackers can paste 212 bytes of data into the 'Your Name', 'Your Company', or 'Register Code' fields and click the Register button to trigger a denial of service crash.

Affected products

• Amac Mac Address Change: 5.4

References

• http://amac.paqtool.com/
• https://www.exploit-db.com/exploits/46292
• https://www.vulncheck.com/advisories/a-mac-address-change-local-buffer-overflow-dos

Get alerted when CVE-2019-25658 or the next vulnerability affects your stack