Midnight Commander up to 4.5.51 Directory Name privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Midnight Commander up to 4.5.51. The impacted element is an unknown function of the component Directory Name Handler. The manipulation leads to privileges management. This vulnerability is referenced as CVE-2000-1109. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Midnight Commander up to 4.5.51. This issue affects an unknown code of the component Directory Name Handler. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Midnight Commander (mc) 4.5.51 and earlier does not properly process malformed directory names when a user opens a directory, which allows other local users to gain privileges by creating directories that contain special characters followed by the commands to be executed.

The bug was discovered 11/28/2000. The weakness was published 01/09/2001 by Michal Zalewski (FIRST) as not defined posting (Bugtraq). The advisory is shared at archives.neohapsis.com. The identification of this vulnerability is CVE-2000-1109. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 42 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 14873 (Debian DSA-036-1 : Midnight Commander - arbitrary program execution), 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 eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (5929), Tenable (14873), SecurityFocus (BID 2016†), OSVDB (1671†) and Vulnerability Center (SBV-15190†). Similar entry is available at VDB-16264. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 14873
Nessus Name: Debian DSA-036-1 : Midnight Commander - arbitrary program execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53798
OpenVAS Name: Debian Security Advisory DSA 036-1 (mc)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

11/28/2000 🔍
11/28/2000 +0 days 🔍
11/28/2000 +0 days 🔍
01/09/2001 +42 days 🔍
01/09/2001 +0 days 🔍
03/07/2001 +57 days 🔍
09/29/2004 +1302 days 🔍
05/21/2007 +964 days 🔍
07/02/2014 +2599 days 🔍
07/19/2019 +1843 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Researcher: Michal Zalewski (FIRST)
Status: Not defined

CVE: CVE-2000-1109 (🔍)
GCVE (CVE): GCVE-0-2000-1109
GCVE (VulDB): GCVE-100-16265
X-Force: 5929 - Midnight Commander allows elevation of privileges
SecurityFocus: 2016 - Midnight Commander Directory Viewing Command Execution Vulnerability
OSVDB: 1671 - Midnight Commander - Directory Viewing Command Execu
Vulnerability Center: 15190 - Midnight Commander Command Execution via Long Directory Name, Medium

See also: 🔍

Entryinfo

Created: 07/02/2014 12:23
Updated: 07/19/2019 16:16
Changes: 07/02/2014 12:23 (77), 07/19/2019 16:16 (4)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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