Time and State Affecting ntpdate package, versions <0:4.2.6p5-19.el7_1.3


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
36.12% (98th percentile)

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  • Snyk IDSNYK-ORACLE7-NTPDATE-2498761
  • published10 Apr 2022
  • disclosed21 Jul 2017

Introduced: 21 Jul 2017

CVE-2015-5300  (opens in a new tab)
CWE-361  (opens in a new tab)

How to fix?

Upgrade Oracle:7 ntpdate to version 0:4.2.6p5-19.el7_1.3 or higher.
This issue was patched in ELSA-2015-1930.

NVD Description

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

The panic_gate check in NTP before 4.2.8p5 is only re-enabled after the first change to the system clock that was greater than 128 milliseconds by default, which allows remote attackers to set NTP to an arbitrary time when started with the -g option, or to alter the time by up to 900 seconds otherwise by responding to an unspecified number of requests from trusted sources, and leveraging a resulting denial of service (abort and restart).

References

CVSS Scores

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