Double Precision Incorporated Courier Mail Server 0.48.2 spf.c memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Double Precision Incorporated Courier Mail Server 0.48.2. Affected is an unknown function of the file spf.c. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2005-2151. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Double Precision Incorporated Courier Mail Server 0.48.2 (Mail Server Software). It has been declared as critical. This vulnerability affects an unknown functionality of the file spf.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect integrity. CVE summarizes:

spf.c in Courier Mail Server does not properly handle DNS failures when looking up Sender Policy Framework (SPF) records, which could allow attackers to cause memory corruption.

The bug was discovered 07/04/2005. The weakness was shared 07/06/2005 (Website). The advisory is shared for download at courier-mta.org. This vulnerability was named CVE-2005-2151 since 07/06/2005. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 20584 (Ubuntu 5.04 : courier vulnerability (USN-174-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (21565), Tenable (20584), SecurityFocus (BID 14135†), OSVDB (17718†) and Secunia (SA15901†). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 20584
Nessus Name: Ubuntu 5.04 : courier vulnerability (USN-174-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 55165
OpenVAS Name: Debian Security Advisory DSA 784-1 (courier)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

07/04/2005 🔍
07/04/2005 +0 days 🔍
07/04/2005 +0 days 🔍
07/04/2005 +0 days 🔍
07/06/2005 +2 days 🔍
07/06/2005 +0 days 🔍
07/06/2005 +0 days 🔍
07/13/2005 +7 days 🔍
08/26/2005 +44 days 🔍
01/15/2006 +142 days 🔍
03/11/2015 +3342 days 🔍
06/06/2019 +1548 days 🔍

Sourcesinfo

Advisory: courier-mta.org
Status: Not defined

CVE: CVE-2005-2151 (🔍)
GCVE (CVE): GCVE-0-2005-2151
GCVE (VulDB): GCVE-100-25684
X-Force: 21565
SecurityFocus: 14135 - Courier Mail Server Remote Denial Of Service Vulnerability
Secunia: 15901 - Courier Mail Server Memory Corruption Vulnerability, Less Critical
OSVDB: 17718 - CVE-2005-2151 - Courier Mail Server - Memory Corruption Issue
Vulnerability Center: 8561 - DoS in Courier Mail Server SPF Data Processing, High

Entryinfo

Created: 03/11/2015 11:41
Updated: 06/06/2019 22:36
Changes: 03/11/2015 11:41 (75), 06/06/2019 22:36 (7)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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