NetBSD up to 3.0 Mail .mailrc privileges management

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in NetBSD up to 3.0. It has been classified as problematic. The impacted element is an unknown function of the file .mailrc of the component Mail. This manipulation causes privileges management. The identification of this vulnerability is CVE-2006-1587. Furthermore, there is an exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability has been found in NetBSD up to 3.0 (Operating System) and classified as problematic. Affected by this vulnerability is an unknown code block of the file .mailrc of the component Mail. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

NetBSD 1.6 up to 3.0, when a user has "set record" in .mailrc with the default umask set, creates the record file with 0644 permissions, which allows local users to read the record file.

The weakness was shared 03/30/2006 by Johan Veenhuizen (Website). It is possible to read the advisory at ftp.netbsd.org. This vulnerability is known as CVE-2006-1587 since 04/02/2006. Access to the local network is required for this attack. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

After before and not just, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at netbsd.org.

The vulnerability is also documented in the databases at X-Force (25581), OSVDB (24258†), Secunia (SA19465†) and SecurityTracker (ID 1015847†). The entry VDB-2120 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 5.8

VulDB Base Score: 6.4
VulDB Temp Score: 5.8
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: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: netbsd.org

Timelineinfo

03/29/2006 🔍
03/30/2006 +1 days 🔍
03/30/2006 +0 days 🔍
03/30/2006 +0 days 🔍
03/30/2006 +0 days 🔍
03/31/2006 +0 days 🔍
04/02/2006 +2 days 🔍
04/03/2006 +1 days 🔍
04/21/2018 +4401 days 🔍

Sourcesinfo

Advisory: ftp.netbsd.org
Researcher: Johan Veenhuizen
Status: Confirmed

CVE: CVE-2006-1587 (🔍)
GCVE (CVE): GCVE-0-2006-1587
GCVE (VulDB): GCVE-100-2119
X-Force: 25581 - NetBSD .mailrc insecure record file permissions, Low Risk
Secunia: 19465 - NetBSD mail Insecure Record File Creation, Less Critical
OSVDB: 24258 - NetBSD mail Record File Permission Weakness Information Disclosure
SecurityTracker: 1015847

See also: 🔍

Entryinfo

Created: 03/31/2006 11:20
Updated: 04/21/2018 09:18
Changes: 03/31/2006 11:20 (69), 04/21/2018 09:18 (7)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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