Denial of Service Vulnerability in Vixie Cron by Debian
CVE-2019-9706

5.5MEDIUM

Key Information:

Vendor

Debian
Status
Cron
Vendor
CVE Published:
12 March 2019

What is CVE-2019-9706?

A vulnerability exists in Vixie Cron prior to the 3.0pl1-133 Debian package which allows local users to exploit a force_rescan_user error. This exploitation leads to a denial of service condition through use-after-free, ultimately resulting in the crashing of the cron daemon. Local users can intentionally trigger this flaw, impacting the performance and reliability of scheduled tasks on affected systems.

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References

https://salsa.debian.org/debian/cron/commit/40791b93
x_refsource_MISC
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=809167
x_refsource_MISC
https://packages.qa.debian.org/c/cron/news/20190311T17040...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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