CVE-2017-5419 PUBLISHED

If a malicious site repeatedly triggers a modal authentication prompt, eventually the browser UI will become non-responsive, requiring shutdown through the operating system. This is a denial of service (DOS) attack. This vulnerability affects Firefox < 52 and Thunderbird < 52.

EPSS 0.91% · 75.6th percentile

Risk Scores

EPSS Score
0.91%
75.6th percentile

Affected Products

VendorProductVersions
Ubuntu:16.04:LTSfirefox0, 41.0.2+build2-0ubuntu1, 42.0+build2-0ubuntu1
Ubuntu:14.04:LTSfirefox37.0.1+build1-0ubuntu0.14.04.1, 37.0.2+build1-0ubuntu0.14.04.1, 38.0+build3-0ubuntu0.14.04.1

Timeline

References

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