CVE-2019-11761

MEDIUM5.4

By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content

Published Jan 8, 2020

Modified 1 years ago

Details

By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content. Impact from exposing this object appears to be minimal, however it was a bypass of existing defense in depth mechanisms. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

References

WEB

https://bugzilla.mozilla.org/show_bug.cgi?id=1561502

ADVISORY

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

ADVISORY

https://usn.ubuntu.com/4335-1/

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2019-11761

WEB

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

WEB