CVE-2019-9704
vixie-cron: calloc return value resulting in remote dos
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · March 8, 2019
Updated · June 27, 2026
Description
A vulnerability was found in the Vixie Cron package, caused by improper validation of the return value from the calloc function. A local attacker could exploit this flaw by using a specially crafted crontab file, resulting in a denial of service condition and potentially crashing the service.
Statement
This vulnerability was rated as LOW severity because it requires local access and a specially crafted crontab file to exploit. While it does not lead to system compromise, it can cause the cron service to crash temporarily
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3.3CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CWE-400 · Uncontrolled Resource Consumption