Vulnerability Description
As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 68.0 |
| Mozilla | Firefox Esr | < 60.8 |
| Mozilla | Thunderbird | < 60.8 |
| Debian | Debian Linux | 8.0 |
| Novell | Suse Package Hub For Suse Linux Enterprise | 12 |
| Opensuse | Leap | 15.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.htmlThird Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1538007Issue TrackingPermissions Required
- https://bugzilla.mozilla.org/show_bug.cgi?id=1539598ExploitIssue TrackingPatch
- https://bugzilla.mozilla.org/show_bug.cgi?id=1563327ExploitIssue TrackingVendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/08/msg00001.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/08/msg00002.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/201908-12Third Party Advisory
- https://security.gentoo.org/glsa/201908-20Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-21/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-22/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2019-23/Vendor Advisory
FAQ
What is CVE-2019-9811?
CVE-2019-9811 is a vulnerability with a CVSS score of 8.3 (HIGH). As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vu...
How severe is CVE-2019-9811?
CVE-2019-9811 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-9811?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird, Debian Debian Linux, Novell Suse Package Hub For Suse Linux Enterprise.