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No exploitation reported

CVE-2016-2200

No exploitation reported by the sources we read.

  • Published2016-02-08
  • WeaknessCWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to cause a denial of service (STOP mode transition) via crafted packets on TCP port 102.

Timeline

dates in UTC
  1. 2016-02-0816:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-2200?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-2200?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Siemens simatic s7-1500 cpu firmwareversion to verify
BranchAffectedFixed in
1.8≤ 1.8.2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-16-040-02 CISA1 known affected

    Siemens SIMATIC S7-1500 CPU Vulnerabilities

    Siemens SIMATIC S7-1500 CPU family: <1.8.3

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-16-040-02 · 1 productSiemens has released SIMATIC S7-1500 firmware Version 1.8.3, which addresses the identified vulnerabilities and recommends that users update to the new firmware version, which is available at the following URL (https://support.industry.siemens.com/cs/de/en/view/109478459)
  2. Mitigation from the vendor CISA ICSA-16-040-02 · 1 productAs a general security measure, Siemens strongly recommends that users protect network access to SIMATIC S7-1500 CPUs. Siemens advises users to configure the host environment according to operational guidelines, provided in the following URL (https://www.siemens.com/cert/operational-guidelines-indus…
  3. Mitigation from the vendor CISA ICSA-16-040-02 · 1 productSiemens security advisory, SSA-253230, is available at the following URL (https://www.siemens.com/cert/advisories)

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.07.5read 2026-10-23
  • NVDCVSS 2.07.8read 2026-10-23
  • NVDweakness (CWE)CWE-20read 2026-10-23
  • FIRST EPSSEPSS score6.4 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2016-02-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2016-2200?

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to cause a denial of service (STOP mode transition) via crafted packets on TCP port 102.

Is CVE-2016-2200 actively exploited?

Active exploitation of CVE-2016-2200 has not been confirmed. Its EPSS score was 6.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-2200?

CVE-2016-2200 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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