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CVE-2001-0559

7.2 · HIGH

crontab in Vixie cron 3.0.1 and earlier does not properly drop privileges after the failed parsing of a modification operation, which could allow a local attacker to gain additional privileges when…

Published Aug 14, 2001paul_vixieEPSS 1.10%

Overview

CVE-2001-0559 is a high-severity vulnerability affecting paul_vixie vixie_cron. It was published on August 14, 2001 and has a CVSS 2.0 base score of 7.2 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

crontab in Vixie cron 3.0.1 and earlier does not properly drop privileges after the failed parsing of a modification operation, which could allow a local attacker to gain additional privileges when an editor is called to correct the error.

Remediation

Check the references section for vendor advisories and patches from paul_vixie. Update vixie_cron to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
paul_vixievixie_cron0Affected

References

Refwww.debian.org/security/2001/dsa-054Refwww.linux-mandrake.com/en/security/2001/MDKSA-2001-050.php3Refwww.novell.com/linux/security/advisories/2001_017_cron_txt.htmlRefwww.securityfocus.com/archive/1/183029Refwww.securityfocus.com/bid/2687Refexchange.xforce.ibmcloud.com/vulnerabilities/6508Refwww.debian.org/security/2001/dsa-054Refwww.linux-mandrake.com/en/security/2001/MDKSA-2001-050.php3Refwww.novell.com/linux/security/advisories/2001_017_cron_txt.htmlRefwww.securityfocus.com/archive/1/183029

How CyberStrike helps

Frequently asked questions

What is CVE-2001-0559?

CVE-2001-0559 is a high-severity vulnerability affecting paul_vixie vixie_cron. It was published on August 14, 2001 and has a CVSS 2.0 base score of 7.2 (HIGH).

How severe is CVE-2001-0559?

This vulnerability has a CVSS 2.0 base score of 7.2, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2001-0559?

Check the references section for vendor advisories and patches from paul_vixie. Update vixie_cron to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2001-0559?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2001-0559 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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