Vulnerability Report

CVE-2001-0559

Title: Vixie cron crontab privilege escalation during editor call

Other

Proof Of Concept

PoC Available for CVE-2001-0559

CWE Category NVD-CWE-noinfo
Published Date Aug 14, 2001
Modified Date Jun 16, 2026
Exploit Status Available
Score 7.2 CVSS v2.0
Exploit Probability (EPSS)
1.10%

Vulnerability Summary

CVE-2001-0559: 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.

Impacted Vendors

P
paul_vixie 1

Reference Links

http://www.debian.org/security/2001/dsa-054 http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-050.php3 http://www.novell.com/linux/security/advisories/2001_017_cron_txt.html http://www.securityfocus.com/archive/1/183029 http://www.securityfocus.com/bid/2687 https://exchange.xforce.ibmcloud.com/vulnerabilities/6508 http://www.debian.org/security/2001/dsa-054 http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-050.php3 http://www.novell.com/linux/security/advisories/2001_017_cron_txt.html http://www.securityfocus.com/archive/1/183029 http://www.securityfocus.com/bid/2687 https://exchange.xforce.ibmcloud.com/vulnerabilities/6508
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2001-0559 Exploits & PoCs (Proof Of Concept)

Exploit-DB https://www.exploit-db.com/exploits/20822
View Code
Exploit-DB https://www.exploit-db.com/exploits/20823
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A
Complexity N/A
Privileges N/A
Interaction NONE
CVSS Vector String AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Stack

No specific products linked.