CVE-2020-15860
9.9
CRITICAL · CVSS 3.1 · EPSS 4% (pctl 90)
In your normal cycle
Critical by CVSS (9.9), but no sign of active exploitation.
Description
Parallels Remote Application Server (RAS) 17.1.1 has a Business Logic Error causing remote code execution. It allows an authenticated user to execute any application in the backend operating system through the web application, despite the affected application not being published. In addition, it was discovered that it is possible to access any host in the internal domain, even if it has no published applications or the mentioned host is no longer associated with that server farm.
Scoring
| CVSS | 9.9 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| EPSS | 4.01% — more likely to be exploited than 90% of all CVEs |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-07-24 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| parallels | remote application server |
References
- https://kb.parallels.com/en/125112
- https://www.coresecurity.com/core-labs/advisories/parallels-ras-os-command-execution
- https://www.parallels.com/products/ras/remote-application-server/
- https://kb.parallels.com/en/125112
- https://www.coresecurity.com/core-labs/advisories/parallels-ras-os-command-execution
- https://www.parallels.com/products/ras/remote-application-server/
→ the Explorer · watch your stack · NVD