Code Injection in cron-utils - CVE-2020-26238

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Main Vulnerability Database Vulnerabilities #VU54227

Code Injection in cron-utils - CVE-2020-26238

Published: June 18, 2021


Vulnerability identifier: #VU54227
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2020-26238
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: jmrozanec
Affected software:
cron-utils

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2020-26238

Install updates from vendor's website.

Sources