Vulnerability identifier: #VU25721
Vulnerability risk: High
CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-78
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Rake
Web applications /
Modules and components for CMS
Vendor: Ruby
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in "Rake::FileList" when supplying a filename that begins with the pipe character "|". A remote unauthenticated attacker can execute arbitrary OS commands on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Rake: 12.0.0 - 12.3.2
External links
http://hackerone.com/reports/651518
http://lists.debian.org/debian-lts-announce/2020/02/msg00026.html
http://snyk.io/vuln/SNYK-RUBY-RAKE-552000
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. However, proof of concept for this vulnerability is available.