Out-of-bounds Write Affecting ntp package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.11% (45th percentile)

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  • Snyk IDSNYK-CENTOS7-NTP-5422960
  • published14 Apr 2023
  • disclosed12 Apr 2023

Introduced: 12 Apr 2023

CVE-2023-26555  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 ntp.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ntp package and not the ntp package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Any attack method would be complex, e.g., with a manipulated GPS receiver.

CVSS Scores

version 3.1