CVE-2020-26977

By attempting to connect a website using an unresponsive port, an attacker could have controlled the content of a tab while the URL bar displayed the original domain. *Note: This issue only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
mozillaCNA
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
mozillafirefox
𝑥
< 84
CNA
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
132.0.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
bionic
not-affected
focal
not-affected
groovy
not-affected
trusty
dne
xenial
not-affected
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1676311
https://www.mozilla.org/security/advisories/mfsa2020-54/
https://bugzilla.mozilla.org/show_bug.cgi?id=1676311
https://www.mozilla.org/security/advisories/mfsa2020-54/