CVE-2019-11761
critical
CVSS v3
—
CVSS v2
—
VIR risk
9.5
Description
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-11761
Vendor advisory: arch — https://security.archlinux.org/ASA-201910-15
Vendor advisory: arch — https://security.archlinux.org/ASA-201910-16
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 70.0-1 | |
| debian | sid | fixed | 70.0-1 |
| debian | bookworm | fixed | 68.2.0esr-1 |
| debian | bullseye | fixed | 68.2.0esr-1 |
| debian | forky | fixed | 68.2.0esr-1 |
| debian | trixie | fixed | 68.2.0esr-1 |
References
Verify integrity in audit chain (admin only). AS-IS.