CVE-2015-7979

UnknownEPSS 11.98%

Last modified

CVE-2015-7979 is a vulnerability of currently unknown severity. NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (client-server association tear down) by sending broadcast packets with invalid authentication to a broadcast client.. EPSS estimates a 11.98% chance of exploitation in the next 30 days.

Description

NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (client-server association tear down) by sending broadcast packets with invalid authentication to a broadcast client.

Metrics

EPSS Probability
11.98%

95.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
NtpNtp<= 4.2.8P5
NtpNtp4.3.0
NtpNtp4.3.1
NtpNtp4.3.2
NtpNtp4.3.3
NtpNtp4.3.4
NtpNtp4.3.5
NtpNtp4.3.6
NtpNtp4.3.7
NtpNtp4.3.8
NtpNtp4.3.10
NtpNtp4.3.11
NtpNtp4.3.12
NtpNtp4.3.13
NtpNtp4.3.14
NtpNtp4.3.15
NtpNtp4.3.16
NtpNtp4.3.17
NtpNtp4.3.18
NtpNtp4.3.19
NtpNtp4.3.20
NtpNtp4.3.21
NtpNtp4.3.22
NtpNtp4.3.23
NtpNtp4.3.24
NtpNtp4.3.25
NtpNtp4.3.26
NtpNtp4.3.27
NtpNtp4.3.28
NtpNtp4.3.29
NtpNtp4.3.30
NtpNtp4.3.31
NtpNtp4.3.32
NtpNtp4.3.33
NtpNtp4.3.34
NtpNtp4.3.35
NtpNtp4.3.36
NtpNtp4.3.37
NtpNtp4.3.38
NtpNtp4.3.39
NtpNtp4.3.40
NtpNtp4.3.41
NtpNtp4.3.42
NtpNtp4.3.43
NtpNtp4.3.44
NtpNtp4.3.45
NtpNtp4.3.46
NtpNtp4.3.47
NtpNtp4.3.48
NtpNtp4.3.49

Showing 50 of 90 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-7979?
NTP before 4.2.8p6 and 4.3.x before 4.3.90 allows remote attackers to cause a denial of service (client-server association tear down) by sending broadcast packets with invalid authentication to a broadcast client.
How severe is CVE-2015-7979?
Severity scoring for CVE-2015-7979 is pending analysis. The EPSS model estimates a 11.98% probability of exploitation in the next 30 days.
How do I fix CVE-2015-7979?
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-2015-7979?

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

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Source: NVD / NIST