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CVE-2016-5257

UnknownEPSS 4.24%

Last modified

CVE-2016-5257 is a vulnerability of currently unknown severity. Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.. EPSS estimates a 4.24% chance of exploitation in the next 30 days.

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Metrics

EPSS Probability
4.24%

89.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MozillaFirefox<= 48.0.2
MozillaFirefox45.1.0
MozillaFirefox45.1.1
MozillaFirefox45.2.0
MozillaFirefox45.3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-5257?
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
How severe is CVE-2016-5257?
Severity scoring for CVE-2016-5257 is pending analysis. The EPSS model estimates a 4.24% probability of exploitation in the next 30 days.
How do I fix CVE-2016-5257?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-5257?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST