#VU28242 Code Injection


Published: 2020-07-15 | Updated: 2021-07-01

Vulnerability identifier: #VU28242

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: CVE-2020-8163

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
ActionView
Server applications / Frameworks for developing and running applications

Vendor: Rails

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote attacker can control the "locals" argument of a "render" call and execute arbitrary code 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

ActionView: 0.9.1 - 5.0.0.1


CPE

External links
http://snyk.io/vuln/SNYK-RUBY-ACTIONVIEW-569156
http://groups.google.com/forum/#!topic/rubyonrails-security/hWuKcHyoKh0


Q & A

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.


Latest bulletins with this vulnerability