CVE-2017-5455

High

Description

The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.

SeverityHigh
CVSS7.5
Exploit probability—
ProductMozilla Firefox
PublishedJun 11, 2018
First seenJun 11, 2018

How to fix

Update
  • mozilla firefox53.0, 52.1.0 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 53.0, v < 52.1.053.0, 52.1.0
redhat enterprise_linux7.0—
redhat enterprise_linux_desktop7.0—
redhat enterprise_linux_server7.0—
redhat enterprise_linux_server_aus7.3, 7.4—
redhat enterprise_linux_server_eus7.3, 7.4, 7.5—
redhat enterprise_linux_workstation7.0—

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