Vulnerability · Published Nov 24, 2021 · Assigned by jpcert
CVE-2021-20850
Critical 9.8
In plain English
A critical-severity security flaw in PowerCMS XMLRPC API from Alfasado Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.5% (higher than 75% of all known vulnerabilities).
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.5%top 25.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
PowerCMS XMLRPC API of PowerCMS 5.19 and earlier, PowerCMS 4.49 and earlier, PowerCMS 3.295 and earlier, and PowerCMS 2 Series (End-of-Life, EOL) allows a remote attacker to execute an arbitrary OS command via unspecified vectors.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Alfasado Inc. | PowerCMS XMLRPC API | PowerCMS 5.19 and earlier, PowerCMS 4.49 and earlier, PowerCMS 3.295 and earlier, PowerCMS 2 Series (End-of-Life, EOL) |
References
- https://www.powercms.jp/news/release-patch-xmlrpc-api-202110.html x_refsource_MISC
- https://jvn.jp/en/jp/JVN17645965/index.html x_refsource_MISC