CVE-2023-34433
Assigner: icscert
Published: 2023-07-06T23:06:34.227Z
State: PUBLISHED
affected: defaultStatus: unaffected
product: M-Bus SoftwarePack
vendor: PiiGAB 
versions: status: affected
version: 900S
credits: type: finder
user: 00000000-0000-4000-9000-000000000000
value: Floris Hendriks and Jeroen Wijenbergh of Radboud University reported these vulnerabilities to CISA.
datePublic: 2023-07-06T22:42:00.000Z
descriptions: supportingMedia: base64: no
type: text/html
value: 

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<span style="background-color: rgb(255, 255, 255);">PiiGAB M-Bus stores passwords using a weak hash algorithm.</span>

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PiiGAB M-Bus stores passwords using a weak hash algorithm.


metrics: cvssV3_1: attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
version: 3.1
format: CVSS
scenarios: value: GENERAL
problemTypes: descriptions: cweId: CWE-916
description: CWE-916 Use of Password Hash With Insufficient Computational Effort
type: CWE
solutions: supportingMedia: base64: no
type: text/html
value: 

<span style="background-color: rgb(255, 255, 255);">PiiGAB created updated software to address these issues and encourages users to install the new update on their own gateway. The new software packages can be downloaded directly from the web UI in the gateway and older gateways can download it from </span><a target="_blank" rel="nofollow" href="http://www.piigab.se/">Piigab.se</a><span style="background-color: rgb(255, 255, 255);">&nbsp;or </span><a target="_blank" rel="nofollow" href="https://www.piigab.com/">Piigab.com</a><span style="background-color: rgb(255, 255, 255);">.</span>

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value: 
PiiGAB created updated software to address these issues and encourages users to install the new update on their own gateway. The new software packages can be downloaded directly from the web UI in the gateway and older gateways can download it from  Piigab.se http://www.piigab.se/  or  Piigab.com https://www.piigab.com/ .



source: discovery: EXTERNAL
title: PiiGAB M-Bus Use of Password Hash With Insufficient Computational Effort
workarounds: supportingMedia: base64: no
type: text/html
value: 

<p>CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:</p><ul><li>Ensure the least-privilege user principle is followed.</li><li>Set unique and secure passwords for all products requiring authentication.</li><li>Minimize network exposure for all control system devices and/or systems, and ensure they are <a target="_blank" rel="nofollow" href="https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01">not accessible from the Internet</a>.</li><li>Locate control system networks and remote devices behind firewalls and isolate them from business networks.</li><li>When remote access is required, use secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as its connected devices.</li></ul>

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value: 
CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:

  *  Ensure the least-privilege user principle is followed.
  *  Set unique and secure passwords for all products requiring authentication.
  *  Minimize network exposure for all control system devices and/or systems, and ensure they are  not accessible from the Internet https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01 .
  *  Locate control system networks and remote devices behind firewalls and isolate them from business networks.
  *  When remote access is required, use secure methods, such as virtual private networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current version available. Also recognize VPN is only as secure as its connected devices.






x_generator: engine: Vulnogram 0.1.0-dev