Auth bypass in Grandstream Grp2612

CVE-2020-25218

Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.

Vulnerability class: Broken Authentication

EPSS: 0.018 (76.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-25218?
CVE-2020-25218 is a critical-severity vulnerability in Grandstream Grp2612, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2021-03-29.
How severe is CVE-2020-25218?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2020-25218 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.