CVE-2017-9447
In the web interface of Parallels Remote Application Server (RAS) 15.5 Build 16140, a vulnerability exists due to improper validation of the file path when requesting a resource under the "RASHTML5Gateway" directory.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.98%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In the web interface of Parallels Remote Application Server (RAS) 15.5 Build 16140, a vulnerability exists due to improper validation of the file path when requesting a resource under the "RASHTML5Gateway" directory. A remote, unauthenticated attacker could exploit this weakness to read arbitrary files from the vulnerable system using path traversal sequences.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.98% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- parallels/remote application server
- Source
- cve@mitre.org
References
- https://blog.runesec.com/2018/02/22/parallels-ras-path-traversal/Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/442321/Broken Link
- https://blog.runesec.com/2018/02/22/parallels-ras-path-traversal/Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/442321/Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.