Vulnerability · Published Jul 29, 2020 · Assigned by tenable
CVE-2020-5763
High 8.8
In plain English
A high-severity security flaw in Grandstream HT800 Series. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.7% (higher than 86% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)2.7%top 13.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | Grandstream HT800 Series | Versions 1.0.17.5 and below |
Weakness: CWE-489
References
- https://www.tenable.com/security/research/tra-2020-43 x_refsource_MISC
- https://www.tenable.com/security/research/tra-2020-47 x_refsource_MISC