Buffer overflow in Gmg137 Snap7-Rs

CVE-2025-7616

A vulnerability, which was classified as critical, has been found in gmg137 snap7-rs up to 1.142.1. Affected by this issue is the function pthread_cond_destroy of the component Public API. The manipulation leads to memory corruption. The exploit has been disclosed to the public and may be used.

Vulnerability class: Buffer Overflow

EPSS: 0.004 (30.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

  • cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (issue-tracking, Exploit, exploit, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2025-7616?
CVE-2025-7616 is a medium-severity vulnerability in Gmg137 Snap7-Rs, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2025-07-14.
How severe is CVE-2025-7616?
Medium severity. CVSS v3 base score is 5.5 out of 10.