Gesytec Easylon OPC Server up to 2.30.32 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Gesytec Easylon OPC Server up to 2.30.32. Affected by this issue is some unknown functionality. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2007-4473. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in Gesytec Easylon OPC Server up to 2.30.32. This vulnerability affects an unknown function. 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. CVE summarizes:

Gesytec Easylon OPC Server before 2.3.44 does not properly validate server handles, which allows remote attackers to execute arbitrary code or cause a denial of service via unspecified network traffic to the OLE for Process Control (OPC) interface, probably related to free operations on arbitrary memory addresses through certain Remove functions, and read and write operations on arbitrary memory addresses through certain Set, Read, and Write functions.

The weakness was released 02/05/2007 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability was named CVE-2007-4473 since 08/22/2007. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability is also documented in the databases at X-Force (39062), SecurityFocus (BID 26876†), OSVDB (42650†) and Secunia (SA28079†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
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: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/05/2007 🔍
08/22/2007 +197 days 🔍
12/14/2007 +114 days 🔍
12/17/2007 +3 days 🔍
12/17/2007 +0 days 🔍
12/19/2007 +2 days 🔍
03/16/2015 +2643 days 🔍
11/27/2024 +3544 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Confirmed

CVE: CVE-2007-4473 (🔍)
GCVE (CVE): GCVE-0-2007-4473
GCVE (VulDB): GCVE-100-40096
CERT: 🔍
X-Force: 39062 - Gesytec Easylon OPC Server code execution
SecurityFocus: 26876 - Easylon OPC Server Arbitrary Code Execution Vulnerability
Secunia: 28079 - Gesytec Easylon OPC Server Handle Validation Vulnerability, Moderately Critical
OSVDB: 42650 - Gesytec Easylon OPC Server OLE for Process Control (OPC) Unspecified Remote Code Execution

Entryinfo

Created: 03/16/2015 13:43
Updated: 11/27/2024 11:17
Changes: 03/16/2015 13:43 (53), 11/05/2017 08:28 (7), 11/27/2024 11:17 (16)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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