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CVE-2018-4850

UNKNOWN
Published 2018-05-16T17:00:00Z
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No CVSS data available

Description

A vulnerability has been identified in SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below (All versions), SIMATIC S7-400 (incl. F) CPU hardware version 5.0 (All firmware versions < V5.2), SIMATIC S7-400H CPU hardware version 4.5 and below (All versions). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition of the CPU. The CPU will remain in DEFECT mode until manual restart.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Siemens AG

SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below, SIMATIC S7-400 (incl. F) CPU hardware version 5.0, SIMATIC S7-400H CPU hardware version 4.5 and below

Affected Versions:

SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below : All versions SIMATIC S7-400 (incl. F) CPU hardware version 5.0 : All firmware versions < V5.2 SIMATIC S7-400H CPU hardware version 4.5 and below : All versions

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-9c5r-829c-7rjc

Advisory Details

A vulnerability has been identified in SIMATIC S7-400 (incl. F) CPU hardware version 4.0 and below (All versions), SIMATIC S7-400 (incl. F) CPU hardware version 5.0 (All firmware versions < V5.2), SIMATIC S7-400H CPU hardware version 4.5 and below (All versions). The affected CPUs improperly validate S7 communication packets which could cause a Denial-of-Service condition of the CPU. The CPU will remain in DEFECT mode until manual restart.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-4850
WEB https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf
WEB https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications
WEB http://www.securityfocus.com/bid/104217

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: May 13, 2022

References

https://cert-portal.siemens.com/productcert/pdf/ssa-914382.pdf
http://www.securityfocus.com/bid/104217
https://www.siemens.com/global/en/home/products/services/cert.html#SecurityPublications
Published: 2018-05-16T17:00:00Z
Last Modified: 2024-09-16T22:46:02.128Z
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