It was discovered that a sandboxed child process could open arbitrary web content in the parent process via the Prompt:Open IPC message. When combined with another vulnerability, an attacker could potentially exploit this to execute arbitrary code.
{ "binaries": [ { "binary_version": "67.0.4+build1-0ubuntu0.16.04.1", "binary_name": "firefox" }, { "binary_version": "67.0.4+build1-0ubuntu0.16.04.1", "binary_name": "firefox-dev" }, { "binary_version": "67.0.4+build1-0ubuntu0.16.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "67.0.4+build1-0ubuntu0.16.04.1", "binary_name": "firefox-mozsymbols" }, { "binary_version": "67.0.4+build1-0ubuntu0.16.04.1", "binary_name": "firefox-testsuite" } ], "availability": "No subscription required" }
{ "cves": [ { "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "high", "type": "Ubuntu" } ], "id": "CVE-2019-11708" } ], "ecosystem": "Ubuntu:16.04:LTS" }
{ "binaries": [ { "binary_version": "67.0.4+build1-0ubuntu0.18.04.1", "binary_name": "firefox" }, { "binary_version": "67.0.4+build1-0ubuntu0.18.04.1", "binary_name": "firefox-dev" }, { "binary_version": "67.0.4+build1-0ubuntu0.18.04.1", "binary_name": "firefox-globalmenu" }, { "binary_version": "67.0.4+build1-0ubuntu0.18.04.1", "binary_name": "firefox-mozsymbols" }, { "binary_version": "67.0.4+build1-0ubuntu0.18.04.1", "binary_name": "firefox-testsuite" } ], "availability": "No subscription required" }
{ "cves": [ { "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" }, { "score": "high", "type": "Ubuntu" } ], "id": "CVE-2019-11708" } ], "ecosystem": "Ubuntu:18.04:LTS" }