CVE-2019-11762 — Origin Validation Error in Mozilla Firefox

CWE-346 — Origin Validation ErrorCWE-829 — Inclusion of Functionality from Untrusted Control Sphere14 documents8 sources
Severity
6.1MEDIUMNVD
OSV8.8OSV7.5
EPSS
0.4%
top 40.56%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Mozilla ThunderbirdMozilla FirefoxMozilla Firefox ESR+1 more
Timeline
PublishedJan 8
Latest updateMay 24

Description

If two same-origin documents set document.domain differently to become cross-origin, it was possible for them to call arbitrary DOM methods/getters/setters on the now-cross-origin window. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitability: 2.8 | Impact: 2.7

Affected Packages8 packages

▶NVDmozilla/firefox< 70.0
▶CVEListV5mozilla/firefoxbefore 70
▶CVEListV5mozilla/firefox_esrbefore 68.2

Also affects: Ubuntu Linux 16.04

🔴Vulnerability Details

6
GHSA
GHSA-cq7g-rmcx-793w: If two same-origin documents set document↗2022-05-24
▶
OSV
thunderbird vulnerabilities↗2020-04-21
▶
OSV
CVE-2019-11762: If two same-origin documents set document↗2020-01-08
▶
CVEList
CVE-2019-11762: If two same-origin documents set document↗2020-01-08
▶
OSV
thunderbird regression↗2019-12-10
▶

📋Vendor Advisories

6
Ubuntu
Thunderbird vulnerabilities↗2020-04-21
▶
Ubuntu
Thunderbird regression↗2019-12-10
▶
Ubuntu
Thunderbird vulnerabilities↗2019-11-26
▶
Ubuntu
Firefox vulnerabilities↗2019-10-23
▶
Red Hat
Mozilla: document.domain-based origin isolation has same-origin-property violation↗2019-10-22
▶

💬Community

1
Bugzilla
CVE-2019-11762 Mozilla: document.domain-based origin isolation has same-origin-property violation↗2019-10-23
▶
CVE-2019-11762 — Origin Validation Error in Mozilla | cvebase