Siemens SIMATIC PROFINET DCP Broadcast Packet resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Siemens SIMATIC. The impacted element is an unknown function of the component PROFINET DCP Broadcast Packet Handler. The manipulation results in input validation. This vulnerability is cataloged as CVE-2017-2680. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Siemens SIMATIC (SCADA Software) (unknown version). Affected is an unknown code block of the component PROFINET DCP Broadcast Packet Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:

Siemens SIMATIC CP 343-1 Std, CP 343-1 Lean (All versions), SIMATIC CP 343-1 Adv (All versions), SIMATIC CP 443-1 Std, CP 443-1 Adv (All versions before V3.2.17), SIMATIC CP 443-1 OPC-UA (All versions), SIMATIC CP 1243-1 (All versions), SIMATIC CM 1542-1 (All versions before V2.0), SIMATIC CP 1542SP-1, CP 1542SP-1 IRC, and CP 1543SP-1 (All versions), SIMATIC CP 1543-1 (All versions before V2.1), SIMATIC RF650R, RF680R, RF685R (All versions before V3.0), SIMATIC CP 1616, CP 1604, DK-16xx PN IO (All versions before V2.7), SCALANCE X200 (All versions), SCALANCE X200 IRT (All versions), SCALANCE X300, X408, X414 (All versions), SCALANCE XM400, XR500 (All versions), SCALANCE W700 (All versions before V6.1), SCALANCE M-800, S615 (All versions), Softnet PROFINET IO for PC-based Windows systems (All versions), IE/PB-Link (All versions before V3.0), IE/AS-i Link PN IO (All versions), SIMATIC Teleservice Adapter Standard Modem, IE Basic, IE Advanced (All versions), SITOP PSU8600 / UPS1600 PROFINET (All versions), SIMATIC ET 200AL (All versions), SIMATIC ET 200ecoPN (All versions), SIMATIC ET 200M (All versions), SIMATIC ET 200MP (All versions before V4.0.1), SIMATIC ET 200pro (All versions), SIMATIC ET 200S (All versions), SIMATIC ET 200SP (All versions), PN/PN Coupler (All versions), DK Standard Ethernet Controller (All versions before V4.1.1 Patch04), EK-ERTEC 200P PN IO (All versions before V4.4.0 Patch01), EK-ERTEC 200 PN IO (All versions before V4.2.1 Patch03), SIMATIC S7-200 SMART (All versions), SIMATIC S7-300 incl. F and T (All versions before V3.X.14), SIMATIC S7-400 incl. F and H (All versions), SIMATIC S7-1200 incl. F (All versions before V4.2.1), SIMATIC S7-1500 incl. F, T, and TF (All versions before V2.1), SIMATIC S7-1500 Software Controller incl. F (All versions before V2.1), SIMATIC WinAC RTX 2010 incl. F (All versions), SIRIUS ACT 3SU1 interface module PROFINET (All versions), SIRIUS Soft starter 3RW44 PN (All versions), SIRIUS Motor starter M200D PROFINET (All versions), SIMOCODE pro V PROFINET (All versions), SINAMICS DCM (All versions), SINAMICS DCP (All versions), SINAMICS G110M / G120(C/P/D) w. PN (All versions before V4.7 SP6 HF3), SINAMICS G130 and G150 (All versions before V4.8 HF4), SINAMICS S110 w. PN (All versions), SINAMICS S120 (All versions before V4.8 HF4), SINAMICS S150 (All versions before V4.8 HF4), SINAMICS V90 w. PN (All versions), SIMOTION (All versions before V4.5 HF1), SINUMERIK 828D (V4.7 before SP6 HF8 and before V4.5), SINUMERIK 840D sl (V4.7 before SP6 HF8 and before V4.5), SIMATIC HMI Comfort Panels, HMI Multi Panels, HMI Mobile Panels (All versions) could be affected by a Denial-of-Service condition induced by a specially crafted PROFINET DCP broadcast (Layer 2 - Ethernet) packet.

The bug was discovered 05/09/2017. The weakness was shared 05/11/2017 by Security Team (Website). The advisory is shared for download at siemens.com. This vulnerability is traded as CVE-2017-2680 since 12/01/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 98369†). The entry VDB-101083 is related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / 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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OpenVAS ID: 103180
OpenVAS Name: Siemens SIMATIC S7 PLC Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/01/2016 🔍
05/08/2017 +158 days 🔍
05/09/2017 +1 days 🔍
05/10/2017 +1 days 🔍
05/11/2017 +1 days 🔍
05/11/2017 +0 days 🔍
07/09/2024 +2616 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-284673
Researcher: Security Team
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-2680 (🔍)
GCVE (CVE): GCVE-0-2017-2680
GCVE (VulDB): GCVE-100-101064
SecurityFocus: 98369 - Multiple Siemens Products Multiple Denial of Service Vulnerabilities
OSVDB: - CVE-2017-2680 - Siemens - Dk Standard Ethernet Controller Firmware - Medium
SecurityTracker: 1038463

See also: 🔍

Entryinfo

Created: 05/11/2017 12:47
Updated: 07/09/2024 16:39
Changes: 05/11/2017 12:47 (64), 09/25/2020 11:15 (6), 12/23/2020 09:01 (3), 12/06/2022 09:48 (3), 12/06/2022 09:51 (1), 07/09/2024 16:39 (27)
Complete: 🔍
Cache ID: 216::103

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

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