Related Vulnerabilities: CVE-2020-6811  

A security issue has been found in Firefox before 74, where the 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP method of a request, which can be controlled by the website. If a user used the 'Copy as Curl' feature and pasted the command into a terminal, it could have resulted in command injection and arbitrary command execution.

Severity Medium

Remote Yes

Type Arbitrary command execution

Description

A security issue has been found in Firefox before 74, where the 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP method of a request, which can be controlled by the website. If a user used the 'Copy as Curl' feature and pasted the command into a terminal, it could have resulted in command injection and arbitrary command execution.

AVG-1112 firefox 73.0.1-1 74.0-1 Critical Fixed

https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6811
https://bugzilla.mozilla.org/show_bug.cgi?id=1607742