CVE-2021-29975Mozilla Firefox vulnerability

6 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
0.4%
top 39.87%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 5
Latest updateMay 24

Description

Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top of another domain (with the new domain correctly shown in the address bar) resulting in possible user confusion. This vulnerability affects Firefox < 90.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages5 packages

debiandebian/firefox< firefox 90.0-1 (sid)
CVEListV5mozilla/firefoxunspecified90
NVDmozilla/firefox< 90.0
Ubuntumozilla/firefox< 90.0+build1-0ubuntu0.18.04.1+1
mozillamozilla/firefox

🔴Vulnerability Details

2
GHSA
GHSA-j6fq-x87m-xrqh: Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top2022-05-24
OSV
CVE-2021-29975: Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top2021-07-15

📋Vendor Advisories

3
Ubuntu
Firefox vulnerabilities2021-07-16
Debian
CVE-2021-29975: firefox - Through a series of DOM manipulations, a message, over which the attacker had co...2021
Mozilla
Mozilla Foundation Security Advisory 2021-28: CVE-2021-29975