Siemens SIMATIC S7 Cpu-1211c resource management

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Siemens SIMATIC S7 Cpu-1211c. Affected by this issue is some unknown functionality. Executing a manipulation can lead to resource management. This vulnerability is registered as CVE-2014-2256. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens SIMATIC S7 Cpu-1211c (SCADA Software) (affected version unknown). It has been declared as critical. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted ISO-TSAP packets, a different vulnerability than CVE-2014-2257.

The weakness was published 03/24/2014 (Website). The advisory is shared for download at ics-cert.us-cert.gov. This vulnerability was named CVE-2014-2256 since 02/28/2014. 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.

Upgrading eliminates this vulnerability.

Similar entries are available at VDB-66761, VDB-66759, VDB-66758 and VDB-66757. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

SCADA Software

Vendor

Siemens

Name

SIMATIC S7 Cpu-1211c

License

commercial

Website

Vendor: https://www.siemens.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 103180
OpenVAS Name: Siemens SIMATIC S7-1200 Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/28/2014 🔍
03/24/2014 +24 days 🔍
03/24/2014 +0 days 🔍
03/24/2015 +365 days 🔍
05/08/2026 +4063 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-654382
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-2256 (🔍)
GCVE (CVE): GCVE-0-2014-2256
GCVE (VulDB): GCVE-100-66760
See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 05/08/2026 21:21
Changes: 03/24/2015 15:54 (42), 02/26/2018 08:05 (10), 02/06/2022 09:23 (3), 05/08/2026 21:21 (17)
Complete: 🔍
Cache ID: 216::103

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