Out-of-bounds Write Affecting ntpsec/ntpsec package, versions [,1.1.3)


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
13.71% (97th percentile)

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  • Snyk IDSNYK-UNMANAGED-NTPSECNTPSEC-2365360
  • published26 Jan 2022
  • disclosed16 Jan 2019
  • creditUnknown

Introduced: 16 Jan 2019

CVE-2019-6442  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade ntpsec/ntpsec to version 1.1.3 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write. 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.

CVSS Base Scores

version 3.1