Vulnerability identifier: #VU10819
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-22
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Sinatra
Web applications /
Remote management & hosting panels
Vendor: Sinatra
Description
The vulnerability allows a remote unauthenticated attacker to obtain potentially sensitive information on the target system.
The weakness exists due to insufficient path validation in the rack-protection feature when running on Microsoft Windows systems. A remote attacker can send a specially crafted request with a series of backslash characters, trigger path traversal and access potentially sensitive information.
Mitigation
Update to version 2.0.1.
Vulnerable software versions
Sinatra: 1.3.0 - 2.0.0
External links
http://github.com/sinatra/sinatra/commit/6ad721abcfe36334108dcdd05d046c361e1b7a9c
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.