CVE-2015-2177

Siemens SIMATIC S7-300 CPU - Remote Denial of Service

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Siemens SIMATIC S7-300 CPU devices allow remote attackers to cause a denial of service (defect-mode transition) via crafted packets on (1) TCP port 102 or (2) Profibus.

Los dispositivos Siemens SIMATIC S7-300 CPU permiten a atacantes remotos causar una denegación de servicio (transición a modo de defecto) a través de paquetes manipulados en (1) puerto TCP 102 o (2) Profibus.

Siemens SIMATIC S7-300 CPU suffers from a denial of service vulnerability.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-03-02 CVE Reserved
2015-03-07 CVE Published
2018-05-30 First Exploit
2024-08-06 CVE Updated
2025-05-02 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (7)

URL	Tag	Source
http://www.securityfocus.com/bid/72973	Vdb Entry
http://www.securitytracker.com/id/1032040	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-987029.pdf	X_refsource_confirm
https://ics-cert.us-cert.gov/advisories/ICSA-15-064-04	X_refsource_misc

URL	Date	SRC
https://packetstorm.news/files/id/147960	2018-05-30
https://www.exploit-db.com/exploits/44802	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-987029.pdf	2018-06-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Siemens Search vendor "Siemens"	Simatic S7-300 Cpu Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu Firmware"	*	-	Affected	in	Siemens Search vendor "Siemens"	Simatic S7-300 Cpu Search vendor "Siemens" for product "Simatic S7-300 Cpu"	-	-	Affected