No exploitation reportedFix available

CVE-2017-2681

Q: Is CVE-2017-2681 actively exploited?

Active exploitation of CVE-2017-2681 has not been confirmed. Its EPSS score was 0.9% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2017-2681?

CVE-2017-2681 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2017-05-11
Fixed in4.7 · 4.5
WeaknessCWE-400

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

Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product. Human interaction is required to recover the system. PROFIBUS interfaces are not affected.

Timeline

dates in UTC

2017-05-1110:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 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-2017-2681?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2017-2681?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Siemens sinumerik 828d firmwareversion to verify

Branch	Affected	Fixed in	Source
4.7	< 4.7	4.7	NVD
4.5	< 4.5	4.5	NVD
4.5	= 4.5	no fix published	NVD
4.7	= 4.7	no fix published	NVD

Siemens sinumerik 840d sl firmwareversion to verify

Branch	Affected	Fixed in	Source
4.7	< 4.7	4.7	NVD
4.5	< 4.5	4.5	NVD
4.5	= 4.5	no fix published	NVD
4.7	= 4.7	no fix published	NVD

Siemens dk standard ethernet controller firmwareversion to verify

Branch	Affected	Fixed in	Source
4.1	< 4.1.1	4.1.1	NVD
4.1	= 4.1.1	no fix published	NVD

76 more products in the sources.

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-17-129-02 CISA126 known affected
Siemens PROFINET DCP (Update V)
Development/Evaluation Kits for PROFINET IO: DK Standard Ethernet Controller · Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200 · Development/Evaluation Kits for PROFINET IO: EK-ERTEC 200P · +123 more

Full record on NVD

Fix

Update Siemens sinumerik 828d firmware to 4.7 · 4.5
Vendor fix CISA ICSA-17-129-02 · 1 productUpdate to V1.0.2 or later version
Vendor fix CISA ICSA-17-129-02 · 1 productUpdate to V1.1.1 or later version
Vendor fix CISA ICSA-17-129-02 · 1 productUpdate to V1.1.8 or later version
Vendor fix CISA ICSA-17-129-02 · 1 productUpdate to V3.X.14 or later version
Vendor fix CISA ICSA-17-129-02 · 1 productUpdate to V4.0.1 or later version
Vendor fix CISA ICSA-17-129-02 · 3 productsUpdate to V4.1.0 or later version

Advisories and patches

cert-portal.siemens.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-07-23
OpenCVESSVC decisionnone—
CNACVSS 4.07.1read 2026-10-23
CNACVSS 3.16.5read 2026-10-23
NVDCVSS 3.16.5read 2026-10-23
NVDCVSS 2.06.1read 2026-10-23
CNAweakness (CWE)CWE-400read 2026-10-23
NVDweakness (CWE)CWE-400read 2026-10-23
FIRST EPSSEPSS score0.9 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 4.0 vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published: 2017-05-11
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2017-2681?

Is CVE-2017-2681 actively exploited?

Active exploitation of CVE-2017-2681 has not been confirmed. Its EPSS score was 0.9% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-2681?

CVE-2017-2681 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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