9.1
CRITICAL
CVE-2019-6572
Siemens SIMATIC HMI SNMP Authentication Bypass
Description

A vulnerability has been identified in SIMATIC HMI Comfort Panels 4" - 22" (All versions < V15.1 Update 1), SIMATIC HMI Comfort Outdoor Panels 7" & 15" (All versions < V15.1 Update 1), SIMATIC HMI KTP Mobile Panels KTP400F, KTP700, KTP700F, KTP900 und KTP900F (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Advanced (All versions < V15.1 Update 1), SIMATIC WinCC Runtime Professional (All versions < V15.1 Update 1), SIMATIC WinCC (TIA Portal) (All versions < V15.1 Update 1), SIMATIC HMI Classic Devices (TP/MP/OP/MP Mobile Panel) (All versions). The affected device offered SNMP read and write capacities with a publicly know hardcoded community string. The security vulnerability could be exploited by an attacker with network access to the affected device. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise confidentiality and integrity of the affected system. At the time of advisory publication no public exploitation of this security vulnerability was known.

INFO

Published Date :

May 14, 2019, 8:29 p.m.

Last Modified :

Oct. 6, 2020, 4:18 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-6572 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Siemens simatic_wincc_\(tia_portal\)
2 Siemens simatic_wincc_runtime
3 Siemens simatic_wincc_runtime_advanced
4 Siemens simatic_hmi_comfort_panels_firmware
5 Siemens simatic_hmi_comfort_outdoor_panels_firmware
6 Siemens simatic_hmi_ktp_mobile_panels_ktp400f_firmware
7 Siemens simatic_hmi_ktp_mobile_panels_ktp700_firmware
8 Siemens simatic_hmi_ktp_mobile_panels_ktp700f_firmware
9 Siemens simatic_hmi_ktp_mobile_panels_ktp900_firmware
10 Siemens simatic_hmi_ktp_mobile_panels_ktp900f_firmware
11 Siemens simatic_hmi_tp_firmware
12 Siemens simatic_hmi_mp_firmware
13 Siemens simatic_hmi_op_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-6572.

URL Resource
http://www.securityfocus.com/bid/108412 Third Party Advisory VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-804486.pdf Vendor Advisory
https://www.us-cert.gov/ics/advisories/ICSA-19-134-09 Third Party Advisory US Government Resource

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-6572 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-6572 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Oct. 06, 2020

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type http://www.securityfocus.com/bid/108412 No Types Assigned http://www.securityfocus.com/bid/108412 Third Party Advisory, VDB Entry
    Changed Reference Type https://www.us-cert.gov/ics/advisories/ICSA-19-134-09 No Types Assigned https://www.us-cert.gov/ics/advisories/ICSA-19-134-09 Third Party Advisory, US Government Resource
    Removed CWE NIST CWE-264
    Added CWE NIST CWE-798
  • CVE Modified by [email protected]

    Oct. 24, 2019

    Action Type Old Value New Value
    Added Reference https://www.us-cert.gov/ics/advisories/ICSA-19-134-09 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE Siemens AG CWE-200
  • CVE Modified by [email protected]

    May. 22, 2019

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/108412 [No Types Assigned]
  • Initial Analysis by [email protected]

    May. 17, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-804486.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-804486.pdf Vendor Advisory
    Added CWE CWE-264
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_comfort_panels_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_comfort_panels:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_comfort_outdoor_panels_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_comfort_outdoor_panels:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp400f_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_ktp_mobile_panels_ktp400f:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp700_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_ktp_mobile_panels_ktp700:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp700f_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_ktp_mobile_panels_ktp700f:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp900_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_ktp_mobile_panels_ktp900:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_ktp_mobile_panels_ktp900f_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 OR cpe:2.3:h:siemens:simatic_hmi_ktp_mobile_panels_ktp900f:-:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:siemens:simatic_wincc_\(tia_portal\):*:*:*:*:*:*:*:* versions up to (excluding) 15.1 *cpe:2.3:a:siemens:simatic_wincc_runtime:*:*:*:*:advanced:*:*:* versions up to (excluding) 15.1 *cpe:2.3:a:siemens:simatic_wincc_runtime:*:*:*:*:professional:*:*:* versions up to (excluding) 15.1
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_tp_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:simatic_hmi_tp:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_mp_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:simatic_hmi_mp:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:simatic_hmi_op_firmware:*:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:simatic_hmi_op:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-6572 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-6572 weaknesses.

CAPEC-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-22: Exploiting Trust in Client Exploiting Trust in Client CAPEC-59: Session Credential Falsification through Prediction Session Credential Falsification through Prediction CAPEC-60: Reusing Session IDs (aka Session Replay) Reusing Session IDs (aka Session Replay) CAPEC-79: Using Slashes in Alternate Encoding Using Slashes in Alternate Encoding CAPEC-116: Excavation Excavation CAPEC-169: Footprinting Footprinting CAPEC-224: Fingerprinting Fingerprinting CAPEC-285: ICMP Echo Request Ping ICMP Echo Request Ping CAPEC-287: TCP SYN Scan TCP SYN Scan CAPEC-290: Enumerate Mail Exchange (MX) Records Enumerate Mail Exchange (MX) Records CAPEC-291: DNS Zone Transfers DNS Zone Transfers CAPEC-292: Host Discovery Host Discovery CAPEC-293: Traceroute Route Enumeration Traceroute Route Enumeration CAPEC-294: ICMP Address Mask Request ICMP Address Mask Request CAPEC-295: Timestamp Request Timestamp Request CAPEC-296: ICMP Information Request ICMP Information Request CAPEC-297: TCP ACK Ping TCP ACK Ping CAPEC-298: UDP Ping UDP Ping CAPEC-299: TCP SYN Ping TCP SYN Ping CAPEC-300: Port Scanning Port Scanning CAPEC-301: TCP Connect Scan TCP Connect Scan CAPEC-302: TCP FIN Scan TCP FIN Scan CAPEC-303: TCP Xmas Scan TCP Xmas Scan CAPEC-304: TCP Null Scan TCP Null Scan CAPEC-305: TCP ACK Scan TCP ACK Scan CAPEC-306: TCP Window Scan TCP Window Scan CAPEC-307: TCP RPC Scan TCP RPC Scan CAPEC-308: UDP Scan UDP Scan CAPEC-309: Network Topology Mapping Network Topology Mapping CAPEC-310: Scanning for Vulnerable Software Scanning for Vulnerable Software CAPEC-312: Active OS Fingerprinting Active OS Fingerprinting CAPEC-313: Passive OS Fingerprinting Passive OS Fingerprinting CAPEC-317: IP ID Sequencing Probe IP ID Sequencing Probe CAPEC-318: IP 'ID' Echoed Byte-Order Probe IP 'ID' Echoed Byte-Order Probe CAPEC-319: IP (DF) 'Don't Fragment Bit' Echoing Probe IP (DF) 'Don't Fragment Bit' Echoing Probe CAPEC-320: TCP Timestamp Probe TCP Timestamp Probe CAPEC-321: TCP Sequence Number Probe TCP Sequence Number Probe CAPEC-322: TCP (ISN) Greatest Common Divisor Probe TCP (ISN) Greatest Common Divisor Probe CAPEC-323: TCP (ISN) Counter Rate Probe TCP (ISN) Counter Rate Probe CAPEC-324: TCP (ISN) Sequence Predictability Probe TCP (ISN) Sequence Predictability Probe CAPEC-325: TCP Congestion Control Flag (ECN) Probe TCP Congestion Control Flag (ECN) Probe CAPEC-326: TCP Initial Window Size Probe TCP Initial Window Size Probe CAPEC-327: TCP Options Probe TCP Options Probe CAPEC-328: TCP 'RST' Flag Checksum Probe TCP 'RST' Flag Checksum Probe CAPEC-329: ICMP Error Message Quoting Probe ICMP Error Message Quoting Probe CAPEC-330: ICMP Error Message Echoing Integrity Probe ICMP Error Message Echoing Integrity Probe CAPEC-472: Browser Fingerprinting Browser Fingerprinting CAPEC-497: File Discovery File Discovery CAPEC-508: Shoulder Surfing Shoulder Surfing CAPEC-573: Process Footprinting Process Footprinting CAPEC-574: Services Footprinting Services Footprinting CAPEC-575: Account Footprinting Account Footprinting CAPEC-576: Group Permission Footprinting Group Permission Footprinting CAPEC-577: Owner Footprinting Owner Footprinting CAPEC-616: Establish Rogue Location Establish Rogue Location CAPEC-643: Identify Shared Files/Directories on System Identify Shared Files/Directories on System CAPEC-646: Peripheral Footprinting Peripheral Footprinting CAPEC-651: Eavesdropping Eavesdropping CAPEC-70: Try Common or Default Usernames and Passwords Try Common or Default Usernames and Passwords CAPEC-191: Read Sensitive Constants Within an Executable Read Sensitive Constants Within an Executable
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.40 }} -0.18%

score

0.74016

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability