CVE-2017-5398: Mozilla Firefox

Affected products, as the CNA wrote them
Vendor	Product	Versions
Mozilla	Firefox	affected unspecified to before 52 custom
Mozilla	Firefox ESR	affected unspecified to before 45.8 custom
Mozilla	Thunderbird	affected unspecified to before 52 custom affected unspecified to before 45.8 custom

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

CISA KEV Not listed.
EPSS 0.037, the 89th percentile, on 10 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 11 Jun 2018. New records show when each source confirmed them.

Sources

References from the CNA

rhn.redhat.com/errata/RHSA-2017-0459.html vendor-advisoryredhat
www.mozilla.org/security/advisories/mfsa2017-09/ confirm
www.debian.org/security/2017/dsa-3832 vendor-advisorydebian
www.mozilla.org/security/advisories/mfsa2017-07/ confirm
www.securityfocus.com/bid/96651 vdb-entrybid
www.mozilla.org/security/advisories/mfsa2017-05/ confirm
www.securitytracker.com/id/1037966 vdb-entrysectrack
bugzilla.mozilla.org/buglist.cgi?bug_id=1332550%2C1332597%2C1338383%2C1321612%2C1322971%2C1333568%2C1333887%2C1335450%2C1325052%2C1324379%2C1336510 confirm
security.gentoo.org/glsa/201705-06 vendor-advisorygentoo
rhn.redhat.com/errata/RHSA-2017-0461.html vendor-advisoryredhat
www.debian.org/security/2017/dsa-3805 vendor-advisorydebian
www.mozilla.org/security/advisories/mfsa2017-06/ confirm
rhn.redhat.com/errata/RHSA-2017-0498.html vendor-advisoryredhat
security.gentoo.org/glsa/201705-07 vendor-advisorygentoo

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.