Stalker CommuniGate Pro up to 5.0.6 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability has been found in Stalker CommuniGate Pro up to 5.0.6 and classified as critical. Affected by this vulnerability is an unknown part. 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 confidentiality, integrity, and availability. The summary by CVE is:

CommuniGate Pro Core Server before 5.0.7 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via LDAP messages with negative BER lengths, and possibly other vectors, as demonstrated by the ProtoVer LDAP test suite.

The bug was discovered 01/24/2006. The weakness was disclosed 01/30/2006 by Evgeny Legerov (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2006-0468 since 01/30/2006. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed in Python. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 20827 (CommuniGate Pro Server < 5.0.7 LDAP BER Decoding Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context r.

Upgrading to version 5.0.7 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 9049.

The vulnerability is also documented in the databases at X-Force (24409) and Tenable (20827). The entries 24786 and 28597 are pretty similar.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

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: 20827
Nessus Name: CommuniGate Pro Server < 5.0.7 LDAP BER Decoding Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: CommuniGate Pro 5.0.7
TippingPoint: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

01/24/2006 🔍
01/28/2006 +4 days 🔍
01/28/2006 +0 days 🔍
01/30/2006 +2 days 🔍
01/30/2006 +0 days 🔍
01/30/2006 +0 days 🔍
01/31/2006 +1 days 🔍
02/12/2006 +12 days 🔍
03/12/2015 +3315 days 🔍
06/13/2019 +1554 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Evgeny Legerov
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-0468 (🔍)
X-Force: 24409
Vulnerability Center: 10278 - CommuniGate Pro Core Server DoS via LDAP Messages with Negative BER Lengths, Critical
SecurityFocus: 16407 - Communigate Pro Server LDAP Denial of Service Vulnerability
Secunia: 18640
OSVDB: 22787 - CommuniGate Pro Server LDAP BER Decoding Unspecified Code Execution
Vupen: ADV-2006-0364

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

Entryinfo

Created: 03/12/2015 11:11
Updated: 06/13/2019 20:38
Changes: 03/12/2015 11:11 (73), 06/13/2019 20:38 (8)
Complete: 🔍

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