CVE-2019-6442

moderate-risk
Published 2019-01-16

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.

Do I need to act?

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10.2% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
46178
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Ntpsec

References (8)

Exploit https://dumpco.re/blog/ntpsec-bugs
Exploit https://dumpco.re/bugs/ntpsec-authed-oobwrite
Release Notes https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS
Exploit https://www.exploit-db.com/exploits/46178/
Exploit https://dumpco.re/blog/ntpsec-bugs
Exploit https://dumpco.re/bugs/ntpsec-authed-oobwrite
Release Notes https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS
Exploit https://www.exploit-db.com/exploits/46178/
47
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 18/34 · Moderate
Exposure 5/34 · Minimal