Vulnerability · Published Jul 7, 2021 · Assigned by jpcert
CVE-2021-20776
Critical 9.8
In plain English
A critical-severity security flaw in SCT-40CM01SR and AT-40CM01SR from A-Stage Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.3%top 29.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Improper authentication vulnerability in SCT-40CM01SR and AT-40CM01SR allows an attacker to bypass access restriction and execute an arbitrary command via telnet.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| A-Stage Inc. | SCT-40CM01SR and AT-40CM01SR | all versions |
References
- https://jvn.jp/en/jp/JVN21636825/index.html x_refsource_MISC