CVE-2019-11708

Description

Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxed parent process opening web content chosen by a compromised child process. When combined with additional vulnerabilities this could result in executing arbitrary code on the user's computer. This vulnerability affects Firefox ESR < 60.7.2, Firefox < 67.0.4, and Thunderbird < 60.7.2.

How to fix CVE-2019-11708

To remediate CVE-2019-11708, upgrade the affected package to a fixed version below.

• —upgrade to 60.7.2-r0 or later
• —upgrade to 60.7.2esr-1 or later
• —upgrade to 60.7.2esr-1~deb9u1 or later
• —upgrade to 1:60.7.2-1 or later

Is CVE-2019-11708 being exploited?

Yes — CVE-2019-11708 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.

Affected packages (4)

• from 0, < 60.7.2-r0
• from 0, < 60.7.2esr-1
• from 0, < 60.7.2esr-1~deb9u1
• from 0, < 1:60.7.2-1

CVSS scores

References (2)

• ADVISORYsecurity.alpinelinux.org/vuln/CVE-2019-11708
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2019-11708