Vulnerability 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.
CVSS Score
9.1
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ntpsec | Ntpsec | < 1.1.3 |
Related Weaknesses (CWE)
References
- https://dumpco.re/blog/ntpsec-bugsExploitThird Party Advisory
- https://dumpco.re/bugs/ntpsec-oobread1ExploitThird Party Advisory
- https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWSRelease NotesThird Party Advisory
- https://www.exploit-db.com/exploits/46175/ExploitThird Party AdvisoryVDB Entry
- https://dumpco.re/blog/ntpsec-bugsExploitThird Party Advisory
- https://dumpco.re/bugs/ntpsec-oobread1ExploitThird Party Advisory
- https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWSRelease NotesThird Party Advisory
- https://www.exploit-db.com/exploits/46175/ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2019-6443?
CVE-2019-6443 is a vulnerability with a CVSS score of 9.1 (CRITICAL). 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.
How severe is CVE-2019-6443?
CVE-2019-6443 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2019-6443?
Check the references section above for vendor advisories and patch information. Affected products include: Ntpsec Ntpsec.