CVE-2019-25658

6.8 mediumEPSS 0.1%

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.

Severity

CVSS 4.0

6.8 medium

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2026-04-05
Modified: 2026-07-24
Record from: the NVD, synced 2026-10-19

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

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