CVE-2016-8562

7.5 HIGH CISA KEV - Actively Exploited
Published: November 18, 2016 Modified: October 22, 2025
View on NVD

Description

A vulnerability has been identified in SIMATIC CP 1543-1 (All versions < V2.0.28), SIPLUS NET CP 1543-1 (All versions < V2.0.28). Under special conditions it was possible to write SNMP variables on port 161/udp which should be read-only and should only be configured with TIA-Portal. A write to these variables could reduce the availability or cause a denial-of-service.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/94436
Source: cve@mitre.org
Broken Link Third Party Advisory VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf
Source: cve@mitre.org
Broken Link Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
Source: cve@mitre.org
Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01
Source: cve@mitre.org
Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/94436
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link Third Party Advisory VDB Entry
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-672373.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory US Government Resource
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-8562
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

9 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
14.6%
94th percentile
Exploitation Status
Actively Exploited
Remediation due: 2022-03-24

Affected Vendors

siemens