CVE-2019-11707

Description

A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.

References

https://www.tenable.com/blog/cve-2019-11707-critical-type-confusion-zero-day-in-mozilla-firefox-exploited-in-the-wild

https://googleprojectzero.github.io/0days-in-the-wild//0day-RCAs/2019/CVE-2019-11707.html

https://www.tenable.com/blog/cve-2019-11707-cve-2019-11708-multiple-zero-day-vulnerabilities-in-mozilla-firefox-exploited-in

https://www.mozilla.org/security/advisories/mfsa2019-20/

https://www.mozilla.org/security/advisories/mfsa2019-18/

https://security.gentoo.org/glsa/201908-12

https://bugzilla.mozilla.org/show_bug.cgi?id=1544386

Details

Source: Mitre, NVD

Risk Information

CVSS v2

CVSS v3