Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.3 |
| Redhat | Enterprise Linux Server Eus | 7.3 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Mozilla | Firefox | < 53.0 |
References
- http://www.securityfocus.com/bid/97940Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038320Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1341191ExploitIssue TrackingPatch
- https://www.mozilla.org/security/advisories/mfsa2017-10/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-12/Vendor Advisory
- http://www.securityfocus.com/bid/97940Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038320Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:1106Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1341191ExploitIssue TrackingPatch
- https://www.mozilla.org/security/advisories/mfsa2017-10/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-12/Vendor Advisory
FAQ
What is CVE-2017-5455?
CVE-2017-5455 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 in...
How severe is CVE-2017-5455?
CVE-2017-5455 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-5455?
Check the references section above for vendor advisories and patch information. Affected products include: Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus, Redhat Enterprise Linux Server Eus.