CVE-2019-6443

Public Exploit

Description

An issue was discovered in NTPsec before 1.1.3. Because of a bug in ctl_getitem, there is a stack-based buffer over-read in read_sysvars in ntp_control.c in ntpd.

Category

9.1
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 10.58% Top 10%
Third-Party Advisory dumpco.re Third-Party Advisory dumpco.re Third-Party Advisory github.com Third-Party Advisory exploit-db.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://dumpco.re/blog/ntpsec-bugs third party advisory exploit
https://dumpco.re/bugs/ntpsec-oobread1 third party advisory exploit
https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS third party advisory release notes
https://www.exploit-db.com/exploits/46175/ exploit vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-6443?
CVE-2019-6443 has been scored as a critical severity vulnerability.
How to fix CVE-2019-6443?
To fix CVE-2019-6443, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-6443 being actively exploited in the wild?
It is possible that CVE-2019-6443 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~11% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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