Vulnerability · Published Aug 2, 2021 · Assigned by mitre
CVE-2021-37840
High 8.8
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.7% (higher than 77% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.7%top 23.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Public PoC
Official description
aaPanel through 6.8.12 allows Cross-Site WebSocket Hijacking (CSWH) involving OS commands within WebSocket messages at a ws:// URL for /webssh (the victim must have configured Terminal with at least one host). Successful exploitation depends on the browser used by a potential victim (e.g., exploitation can occur with Firefox but not Chrome).
Affected products (as reported)
References
- https://github.com/aaPanel/aaPanel/issues/74 x_refsource_MISC
- https://ssd-disclosure.com/ssd-advisory-aapanel-cswh-to-rce/ x_refsource_MISC