CVE-2007-4473

Severity Score

10.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Gesytec Easylon OPC Server anterior a 2.3.44 no valida adecuadamente manejadores de servidor, lo cual permite a atacantes remotos ejecutar código de su elección o provocar denegación de servicio a través de un tráfico de red específico en el OLE para las interfaces Process Control (OPC), probablemente relacionado con operaciones libres sobre direcciones de memoria de su elección a través de ciertas funciones Remove, y leer y escribir operaciones sobre direcciones de memoria de su elección a través de ciertas funciones para asignar, leer y escribir.

*Credits: N/A

CVSS Scores

NISTv2 10.0

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2007-08-22 CVE Reserved
2007-12-17 CVE Published
2024-08-07 CVE Updated
2024-09-12 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

CAPEC

References (7)

URL	Tag	Source
http://osvdb.org/42650	Vdb Entry
http://secunia.com/advisories/28079	Third Party Advisory
http://www.neutralbit.com/downloads/NB-NB-001-EXT-OPC%20Security%20Testing.pdf	X_refsource_misc
http://www.neutralbit.com/en/rd/opctest	X_refsource_misc
http://www.securityfocus.com/bid/26876	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/39062	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://www.kb.cert.org/vuls/id/205073	2017-07-29

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gesytec Easylon Search vendor "Gesytec Easylon"		Opc Server Search vendor "Gesytec Easylon" for product "Opc Server"				2.30.32 Search vendor "Gesytec Easylon" for product "Opc Server" and version "2.30.32"		-		Affected