CVE-2019-6442 — Vulnetix

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CVE-2019-6442 PUBLISHED

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can write one byte out of bounds in ntpd via a malformed config request, related to config_remotely in ntp_config.c, yyparse in ntp_parser.tab.c, and yyerror in ntp_parser.y.

EPSS 10.20% · 93.1th percentile

Risk Scores

EPSS Score

10.20%

93.1th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:18.04:LTS	ntpsec	0, 1.0.0+dfsg1-1, 1.0.0+dfsg1-3

Timeline

Jan 16, 2019 PoC Published
Jan 16, 2019 CVE Published
Jan 17, 2019 PoC Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Oct 24, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Feb 4, 2022 EPSS Score
Apr 1, 2022 EPSS Score
Apr 28, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Nov 1, 2022 EPSS Score

References

https://ubuntu.com/security/CVE-2019-6442 third-party-advisory
https://dumpco.re/blog/ntpsec-bugs third-party-advisory
https://dumpco.re/bugs/ntpsec-authed-oobwrite third-party-advisory
https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS third-party-advisory
https://www.exploit-db.com/exploits/46178/ third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2019-6442 third-party-advisory

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