Is CVE-2017-5387 in the CISA KEV catalog?

No. CVE-2017-5387 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-5387?

CVE-2017-5387 has a CVSS v3 base score of 3.3 (LOW).

What is the EPSS score for CVE-2017-5387?

CVE-2017-5387 has an EPSS score of 0.40% (32th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2017-5387?

Upgrade firefox on debian unstable to 51.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2017-5387

LOW

3.3

CVSS v3

NVD

Description

The existence of a specifically requested local file can be found due to the double firing of the "onerror" when the "source" attribute on a "<track>" tag refers to a file that does not exist if the source page is loaded locally. This vulnerability affects Firefox < 51.

CWE-538

How to fix

Remediation Available

firefoxDebian

Fixed in:51.0-1CVE-2017-5387

firefoxUbuntu

Fixed in:51.0.1+build2-0ubuntu0.14.04.1USN-3175-1

Fixed in:51.0.1+build2-0ubuntu0.16.04.1USN-3175-1

DeveloperEditionWindows application

Affected:51.0Fixed in:51.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:51.0Fixed in:51.0Mozilla

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Exploit Intelligence

0.40%probability of exploitation in 30 days

32ndpercentile

Low risk: more likely to be exploited than 32% of all known CVEs.

References

Exploit1

bugzilla.mozilla.org

Vendor Advisory1

mozilla.org

Third-Party Advisory2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.