Siemens SIMATIC S7-1500 Cpu up to 1.1.1 Firmware denial of service

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens SIMATIC S7-1500 Cpu up to 1.1.1. It has been classified as problematic. Impacted is an unknown function of the component Firmware. Performing a manipulation results in denial of service. This vulnerability is reported as CVE-2014-2257. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Siemens SIMATIC S7-1500 Cpu up to 1.1.1 (SCADA Software). It has been classified as critical. This affects an unknown code block of the component Firmware. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

Siemens SIMATIC S7-1500 CPU PLC devices with firmware before 1.5.0 allow remote attackers to cause a denial of service (defect-mode transition) via crafted ISO-TSAP packets.

The weakness was disclosed 03/16/2014 (Website). It is possible to read the advisory at ics-cert.us-cert.gov. This vulnerability is uniquely identified as CVE-2014-2257 since 02/28/2014. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 1.1.2 eliminates this vulnerability.

The entries VDB-66688, VDB-66686, VDB-66685 and VDB-66684 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

License

Website

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

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: 🔍

Upgrade: SIMATIC S7-1500 Cpu 1.1.2

Timelineinfo

02/28/2014 🔍
03/16/2014 +16 days 🔍
03/16/2014 +0 days 🔍
03/24/2015 +373 days 🔍
02/03/2022 +2508 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-456423
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-2257 (🔍)
GCVE (CVE): GCVE-0-2014-2257
GCVE (VulDB): GCVE-100-66687
See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 02/03/2022 19:33
Changes: 03/24/2015 15:54 (49), 02/23/2018 09:06 (2), 02/03/2022 19:33 (3)
Complete: 🔍
Cache ID: 216:5D8:103

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