Postfix up to 2.6.0 information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Postfix 2.5.0/2.5.1/2.5.2/2.5.3/2.6.0. This affects an unknown function. The manipulation results in information disclosure. This vulnerability is reported as CVE-2008-2937. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in Postfix 2.5.0/2.5.1/2.5.2/2.5.3/2.6.0. Affected is an unknown function. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Postfix 2.5 before 2.5.4 and 2.6 before 2.6-20080814 delivers to a mailbox file even when this file is not owned by the recipient, which allows local users to read e-mail messages by creating a mailbox file corresponding to another user s account name.

The bug was discovered 08/14/2008. The weakness was disclosed 08/18/2008 by Sebastian Krahmer (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2008-2937 since 06/30/2008. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

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 was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 68248 (Oracle Linux 4 / 5 : postfix (ELSA-2011-0422)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Oracle Linux Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165696 (SUSE Enterprise Linux Security Update Postfix (SUSE-SA:2008:040)).

Upgrading to version 2.5.3 eliminates this vulnerability. A possible mitigation has been published 3 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (44461), Tenable (68248), SecurityFocus (BID 30691†), OSVDB (47659†) and Secunia (SA31485†). The entry VDB-43721 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.6
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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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Nessus ID: 68248
Nessus Name: Oracle Linux 4 / 5 : postfix (ELSA-2011-0422)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 880485
OpenVAS Name: CentOS Update for postfix CESA-2011:0422 centos4 i386
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Postfix 2.5.3

Timelineinfo

06/30/2008 🔍
08/14/2008 +45 days 🔍
08/14/2008 +0 days 🔍
08/14/2008 +0 days 🔍
08/18/2008 +4 days 🔍
08/18/2008 +0 days 🔍
08/18/2008 +0 days 🔍
08/25/2008 +7 days 🔍
04/07/2011 +955 days 🔍
07/12/2013 +827 days 🔍
03/17/2015 +613 days 🔍
08/16/2019 +1613 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Sebastian Krahmer
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-2937 (🔍)
GCVE (CVE): GCVE-0-2008-2937
GCVE (VulDB): GCVE-100-43722

OVAL: 🔍

X-Force: 44461
SecurityFocus: 30691 - Postfix Local Information Disclosure and Local Privilege Escalation Vulnerabilities
Secunia: 31485 - Postfix Symlink Handling and Destination Ownership Security Issues, Less Critical
OSVDB: 47659 - CVE-2008-2937 - Postfix - Information Disclosure Issue
Vulnerability Center: 19263 - Postfix Vulnerability Allows Local Users to Gain Unauthorized Access to E-Mail Messages, Low
Vupen: ADV-2008-2385

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/17/2015 12:19
Updated: 08/16/2019 09:09
Changes: 03/17/2015 12:19 (87), 08/16/2019 09:09 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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