CVE-2017-5456

EPSS 2.8%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 2.8%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

11 Jun 2018Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an IPC message. This allows for read and write access to the local file system. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.

Affected products

Mozilla · Firefox Mozilla · Firefox ESR

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References

https://access.redhat.com/errata/RHSA-2017:1106 https://bugzilla.mozilla.org/show_bug.cgi?id=1344415 https://www.mozilla.org/security/advisories/mfsa2017-10/https://www.mozilla.org/security/advisories/mfsa2017-12/http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320