CVE-2020-12392

The 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP POST data 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 the disclosure of local files. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1614468	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2020-17/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-18/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-16/	Vendor Advisory
https://usn.ubuntu.com/4373-1/	Third Party Advisory
https://security.gentoo.org/glsa/202005-03	Third Party Advisory
https://security.gentoo.org/glsa/202005-04	Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::

Information

Published : 2020-05-26 11:15

Updated : 2022-04-26 12:12

NVD link : CVE-2020-12392

Mitre link : CVE-2020-12392

JSON object : View

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

canonical

ubuntu_linux

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