Base Score

CRITICAL9.8

CVE-2020-24916

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

VectorNETWORK

Published Bycve@mitre.org

Published DateSep 09, 2020, 19:15

Weakness Type (CWE):CWE-78

CVSS Metrics

Base Score

9.8

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Severity

CRITICAL

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH

References

https://github.com/erlyaws/yaws/commits/master
https://github.com/vulnbe/poc-yaws-cgi-shell-injection
https://lists.debian.org/debian-lts-announce/2020/09/msg00022.html
https://packetstormsecurity.com/files/159106/Yaws-2.0.7-XML-Injection-Command-Injection.html
https://usn.ubuntu.com/4569-1/
https://vuln.be/post/yaws-xxe-and-shell-injections/
https://www.debian.org/security/2020/dsa-4773

Base Score

CRITICAL9.8

Weakness Type (CWE):CWE-78

CVSS Metrics

Base Score

9.8

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Severity

CRITICAL

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH