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CVE-2016-7431

UnknownEPSS 8.64%

Last modified

CVE-2016-7431 is a vulnerability of currently unknown severity. NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.. EPSS estimates a 8.64% chance of exploitation in the next 30 days.

Description

NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.

Metrics

EPSS Probability
8.64%

94.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
NtpNtp4.2.8P8

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-7431?
NTP before 4.2.8p9 allows remote attackers to bypass the origin timestamp protection mechanism via an origin timestamp of zero. NOTE: this vulnerability exists because of a CVE-2015-8138 regression.
How severe is CVE-2016-7431?
Severity scoring for CVE-2016-7431 is pending analysis. The EPSS model estimates a 8.64% probability of exploitation in the next 30 days.
How do I fix CVE-2016-7431?
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-2016-7431?

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

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Source: NVD / NIST