Siemens SIMATIC S7-1500 CPU up to 1.8.2 TCP Service input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Siemens SIMATIC S7-1500 CPU up to 1.8.2. Impacted is an unknown function of the component TCP Service. This manipulation causes input validation. This vulnerability appears as CVE-2016-2200. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Siemens SIMATIC S7-1500 CPU up to 1.8.2 (SCADA Software) and classified as problematic. Affected by this vulnerability is an unknown code of the component TCP Service. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to cause a denial of service (STOP mode transition) via crafted packets on TCP port 102.

The weakness was presented 02/08/2016 (Website). The advisory is shared at siemens.com. This vulnerability is known as CVE-2016-2200 since 02/02/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

Upgrading to version 1.8.3 eliminates this vulnerability.Proper firewalling of tcp/102 is able to address this issue. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 83106†). See VDB-80834 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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 1.8.3
Firewalling: 🔍

Timelineinfo

02/02/2016 🔍
02/08/2016 +6 days 🔍
02/08/2016 +0 days 🔍
02/08/2016 +0 days 🔍
02/09/2016 +1 days 🔍
07/07/2022 +2340 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-253230
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-2200 (🔍)
GCVE (CVE): GCVE-0-2016-2200
GCVE (VulDB): GCVE-100-80833
SecurityFocus: 83106 - Siemens SIMATIC S7-1500 CVE-2016-2200 Denial of Service Vulnerability
SecurityTracker: 1034954

See also: 🔍

Entryinfo

Created: 02/09/2016 09:23
Updated: 07/07/2022 09:23
Changes: 02/09/2016 09:23 (60), 07/20/2018 09:38 (5), 07/07/2022 09:23 (5)
Complete: 🔍
Cache ID: 216:0C2:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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