CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.6 | $0-$5k | 0.00 |
A vulnerability was found in Paul Vixie Cron 3.0.1. It has been classified as critical. This affects an unknown code block of the component crontab. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:
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.
The bug was discovered 05/07/2001. The weakness was shared 08/14/2001 by Sebastian Krahmer with SuSE.de (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2001-0559. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.
A public exploit has been developed in Shell File. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 14891 (Debian DSA-054-1 : cron - local root exploit), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.
Upgrading to version 3.0 pl1-67 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (6508) and Tenable (14891).
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3
VulDB Meta Base Score: 8.4VulDB Meta Temp Score: 7.6
VulDB Base Score: 8.4
VulDB Temp Score: 7.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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Exploiting
Class: Privileges managementCWE: CWE-269 / CWE-266
ATT&CK: T1068
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 14891
Nessus Name: Debian DSA-054-1 : cron - local root exploit
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 53566
OpenVAS Name: Debian Security Advisory DSA 054-1 (cron)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Cron 3.0 pl1-67
Timeline
05/07/2001 🔍05/07/2001 🔍
05/07/2001 🔍
05/07/2001 🔍
08/14/2001 🔍
08/14/2001 🔍
09/29/2004 🔍
05/22/2007 🔍
07/07/2014 🔍
07/19/2019 🔍
Sources
Advisory: securityfocus.com⛔Researcher: Sebastian Krahmer
Organization: SuSE.de
Status: Not defined
CVE: CVE-2001-0559 (🔍)
X-Force: 6508
Vulnerability Center: 15206 - Vixie Cron crontab Privileges Escalation, High
SecurityFocus: 2687 - Vixie Cron crontab Privilege Lowering Failure Vulnerability
OSVDB: 1813 - Vixie Cron could allow local attackers to gain root privileges
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 07/08/2014 00:32Updated: 07/19/2019 17:02
Changes: 07/08/2014 00:32 (76), 07/19/2019 17:02 (5)
Complete: 🔍
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