CVE-2020-5724

The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the HTTP server's websockify endpoint. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.

Affected

Grandstream UCM6200 series

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

12.16% chance of exploitation in the next 30 days, 96th percentile

Published

2020-03-30

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://www.tenable.com/security/research/tra-2020-17

Exploit collections (2)

• grandstream/ucm62xx/dump_http_user_creds.pytenable/poc
• grandstream/ucm62xx/websockify_challenge_injection.pytenable/poc

References

• CVE Record
• NVD entry