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Vixie cron up to 3.0 Crontab File Memory Consumption denial of service
A vulnerability was found in Vixie cron up to 3.0. It has been declared as problematic. This vulnerability affects some unknown processing of the component Crontab File Handler. Upgrading to version 3.0pl1-133 eliminates this vulnerability.
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A vulnerability was found in Vixie cron up to 3.0. It has been declared as problematic. This vulnerability affects some unknown processing of the component Crontab File Handler. Upgrading to version 3.0pl1-133 eliminates this vulnerability.
IR-PLAYBOOK-VULN-REMEDIATION
MEDIUMSOC Incident Playbook: Vulnerability Remediation & Verification
1-Click Detection Engineering: Sigma & YARA Rules
SOC Readytitle: Detect Exploitation - Vixie cron up to 3.0 Crontab File Memory Consumption denial of service
id: 1cba81c7-1281-41cf-9082-98c31327e657
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "Vixie cron up to 3.0 Crontab F" ascii wide
condition:
any of them
}
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