CVE-2019-11762

MEDIUM

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.

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1582857

https://security.gentoo.org/glsa/202003-10

https://www.mozilla.org/security/advisories/mfsa2019-33/

https://www.mozilla.org/security/advisories/mfsa2019-34/

https://www.mozilla.org/security/advisories/mfsa2019-35/

Details

Source: MITRE

Published: 2020-01-08

Updated: 2020-03-14

Type: CWE-346

Risk Information

CVSS v2.0

Base Score: 5.8

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

Impact Score: 4.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 6.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Impact Score: 2.7

Exploitability Score: 2.8

Severity: MEDIUM