Vulnerability CVE-2020-24916
Published: 2020-09-09

Description:
CGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection.

See advisories in our WLB2 database:
Topic
Author
Date
High
Yaws 2.0.7 XML Injection / Command Injection
Alexey Pronin
10.09.2020

Type:

CWE-78

 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') )

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
YAWS -> YAWS 

 References:
https://github.com/erlyaws/yaws/commits/master
https://github.com/vulnbe/poc-yaws-cgi-shell-injection
https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-Injection.html
https://vuln.be/post/yaws-xxe-and-shell-injections/
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