CVE-2022-29909 — Incorrect Default Permissions in Mozilla Firefox
Severity
8.8HIGHNVD
OSV4.3
EPSS
0.2%
top 58.17%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 22
Description
Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prompt and wrongfully inheriting the top-level permissions. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9
Affected Packages8 packages
🔴Vulnerability Details
4GHSA▶
GHSA-557q-69q9-3wvh: Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prom↗2022-12-22
OSV▶
CVE-2022-29909: Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prom↗2022-12-22
CVEList▶
CVE-2022-29909: Documents in deeply-nested cross-origin browsing contexts could have obtained permissions granted to the top-level origin, bypassing the existing prom↗2022-12-22
📋Vendor Advisories
7Debian▶
CVE-2022-29909: firefox - Documents in deeply-nested cross-origin browsing contexts could have obtained pe...↗2022