CVE-2021-37840
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).
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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).
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.68% probability · 76th percentile
- CISA KEV
- Not listed
- Affected
- aapanel/aapanel
- Source
- cve@mitre.org
References
- https://github.com/aaPanel/aaPanel/issues/74Exploit, Third Party Advisory
- https://ssd-disclosure.com/ssd-advisory-aapanel-cswh-to-rce/Exploit, Third Party Advisory
- https://github.com/aaPanel/aaPanel/issues/74Exploit, Third Party Advisory
- https://ssd-disclosure.com/ssd-advisory-aapanel-cswh-to-rce/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.