Ubuntu.comUB:CVE-2020-12393CVE-2020-12393
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
18.8%
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.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
References
launchpad.net/bugs/cve/CVE-2020-12393
nvd.nist.gov/vuln/detail/CVE-2020-12393
security-tracker.debian.org/tracker/CVE-2020-12393
www.cve.org/CVERecord?id=CVE-2020-12393
www.mozilla.org/en-US/security/advisories/mfsa2020-16/#CVE-2020-12393
www.mozilla.org/en-US/security/advisories/mfsa2020-17/#CVE-2020-12393
www.mozilla.org/en-US/security/advisories/mfsa2020-18/#CVE-2020-12393
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
0.001 Low
EPSS
Percentile
18.8%