CVE-2020-5763

Grandstream HT800 series firmware version 1.0.17.5 and below contain a backdoor in the SSH service. An authenticated remote attacker can obtain a root shell by correctly answering a challenge prompt.

CVSS v3.1

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

CVSS v2.0

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

2.73% chance of exploitation in the next 30 days, 85th percentile

Published

2020-07-29

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://www.tenable.com/security/research/tra-2020-43

References

• CVE Record
• NVD entry

Related

• CVE-2020-5762
• CVE-2020-5764
• CVE-2020-5761
• CVE-2020-5766
• CVE-2020-5760
• CVE-2020-5767