Description
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.
References (4)
Core 4
Core References
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2020-18/
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2020-16/
Vendor Advisory x_refsource_misc
https://www.mozilla.org/security/advisories/mfsa2020-17/
Permissions Required x_refsource_misc
https://bugzilla.mozilla.org/show_bug.cgi?id=1615471
Scores
CVSS v3
7.8
EPSS
0.0048
EPSS Percentile
65.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-78
Status
published
Products (3)
mozilla/firefox
< 76.0
mozilla/firefox_esr
< 68.8.0
mozilla/thunderbird
< 68.8.0
Published
May 26, 2020
Tracked Since
Feb 18, 2026