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CVE-2016-8562

Published: Nov 18, 2016Updated: Apr 21, 2026 Sources: CVE List NVD BDUNVD-CWE-noinfo
7.5HIGH
NVD MITRE
EPSS Score
3.6%
Top 11.6%
CISA KEV
Active Exploitation
Since Mar 3, 2022
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

Siemens AG
commercial·DEaka siemens
simatic cp 1543-1 firmware
ICS / OT / IoT
siplus net cp 1543-1 firmware
ICS / OT / IoT
SIMATIC CP 1543-1
ICS / OT / IoT
SIPLUS NET CP 1543-1
ICS / OT / IoT
and 1 more affected products View all →

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Mar 3, 2022
Remediation due:Mar 24, 2022

Required action: Apply updates per vendor instructions.

Official Patch Available
Is your org exposed to CVE-2016-8562?We can run the check for you — a free external exposure review, no install. Check my exposure

References

http://www.securityfocus.com/bid/94436
securityfocus.com
https://ics-cert.us-cert.gov/advisories/ICSA-16-327-01
ics-cert.us-cert.gov
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-672373.pdf
siemens.com
and 6 more references View all →

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