4.6
CVSSv2

CVE-2020-12393

Published: 26/05/2020 Updated: 21/07/2021
CVSS v2 Base Score: 4.6 | Impact Score: 6.4 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 409
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

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. *Note: this issue only affects Firefox on Windows operating systems.*. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.

Vulnerability Trend

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Vendor Advisories

Mozilla Foundation Security Advisory 2020-18 Security Vulnerabilities fixed in Thunderbird 6880 Announced May 5, 2020 Impact critical Products Thunderbird Fixed in Thunderbird 688 ...
Mozilla Foundation Security Advisory 2020-17 Security Vulnerabilities fixed in Firefox ESR 688 Announced May 5, 2020 Impact critical Products Firefox ESR Fixed in Firefox ESR 688 ...
Mozilla Foundation Security Advisory 2020-16 Security Vulnerabilities fixed in Firefox 76 Announced May 5, 2020 Impact critical Products Firefox Fixed in Firefox 76 ...