Ubuntu.comUB:CVE-2020-12404CVE-2020-12404
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
0.001 Low
EPSS
Percentile
36.1%
For native-to-JS bridging the app requires a unique token to be passed that
ensures non-app code can’t call the bridging functions. That token could
leak when used for downloading files. This vulnerability affects Firefox
for iOS < 26.
Notes
| Author | Note |
|---|---|
| alexmurray | This only affects Firefox for iOS, Firefox in Ubuntu is not affected by this vulnerability. |
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
0.001 Low
EPSS
Percentile
36.1%