CVE-2020-26977 - By attempting to connect a website using an unresponsive port, an attacker could have controlled the

CVE-2020-26977

Summary

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.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1676311
https://www.mozilla.org/security/advisories/mfsa2020-54/

Vulnerable Configurations

cpe:2.3:a:mozilla:firefox:80.0:*:*:*:*:android:*:*
cpe:2.3:a:mozilla:firefox:80.0:*:*:*:*:android:*:*
cpe:2.3:a:mozilla:firefox:83.0:*:*:*:*:android:*:*
cpe:2.3:a:mozilla:firefox:83.0:*:*:*:*:android:*:*

CVSS

Base:	4.3 (as of 12-01-2021 - 16:06)
Impact:
Exploitability:

CWE

NVD-CWE-noinfo

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	MEDIUM	NONE

Impact

Confidentiality	Integrity	Availability
NONE	PARTIAL	NONE

cvss-vector via4

AV:N/AC:M/Au:N/C:N/I:P/A:N

refmap via4

misc

https://bugzilla.mozilla.org/show_bug.cgi?id=1676311
https://www.mozilla.org/security/advisories/mfsa2020-54/

Last major update

12-01-2021 - 16:06

Published

07-01-2021 - 14:15

Last modified

12-01-2021 - 16:06