Siemens SIMATIC S7 Cpu-1211c cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens SIMATIC S7 Cpu-1211c. It has been classified as problematic. This impacts an unknown function. This manipulation causes cryptographic issue. This vulnerability is tracked as CVE-2014-2250. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Siemens SIMATIC S7 Cpu-1211c (SCADA Software) (unknown version) and classified as critical. Affected by this vulnerability is an unknown code block. The manipulation with an unknown input leads to a cryptographic issue vulnerability. The CWE definition for the vulnerability is CWE-310. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The random-number generator on Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 does not have sufficient entropy, which makes it easier for remote attackers to defeat cryptographic protection mechanisms and hijack sessions via unspecified vectors, a different vulnerability than CVE-2014-2251.

The weakness was disclosed 03/24/2014 (Website). The advisory is shared at ics-cert.us-cert.gov. This vulnerability is known as CVE-2014-2250 since 02/28/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1600 for this issue.

Upgrading eliminates this vulnerability.

The entries VDB-66761, VDB-66760, VDB-66759 and VDB-66758 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.2

VulDB Base Score: 8.6
VulDB Temp Score: 8.2
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: Cryptographic issue
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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-2014-2250 (🔍)
GCVE (CVE): GCVE-0-2014-2250
GCVE (VulDB): GCVE-100-66757
See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 05/08/2026 21:21
Changes: 03/24/2015 15:54 (46), 02/26/2018 08:05 (2), 02/06/2022 09:13 (3), 05/08/2026 21:21 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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