No exploitation reportedFix available

CVE-2022-1737

Q: Is CVE-2022-1737 actively exploited?

Active exploitation of CVE-2022-1737 has not been confirmed. Its EPSS score was 1.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-1737?

CVE-2022-1737 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

No exploitation reported by the sources we read.

Published2022-07-12
WeaknessCWE-787

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

Pyramid Solutions' affected products, the Developer and DLL kits for EtherNet/IP Adapter and EtherNet/IP Scanner, are vulnerable to an out-of-bounds write, which may allow an unauthorized attacker to send a specially crafted packet that may result in a denial-of-service condition.

Timeline

dates in UTC

2022-07-1221:15CVE 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-2022-1737?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-1737?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Pyramidsolutions netstax ethernet\/ip adapter development kit

Branch	Affected	Fixed in	Source
4.4	≤ 4.4.0	no fix published	NVD

Pyramidsolutions netstax ethernet\/ip adapter dll kit

Branch	Affected	Fixed in	Source
4.4	≤ 4.4.0	no fix published	NVD

Pyramidsolutions netstax ethernet\/ip scanner development kit

Branch	Affected	Fixed in	Source
4.4	≤ 4.4.0	no fix published	NVD

1 more product 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-23-236-06 CISA17 known affected
Rockwell Automation Select Distributed I/O Communication Modules
1734-AENT/1734-AENTR Series C: <= 7.011 · 1734-AENT/1734-AENTR Series B: <= 5.019 · 1738-AENT/ 1738-AENTR Series B: <= 6.011 · +14 more
ICSA-22-174-04 CISA4 known affected
Pyramid Solutions EtherNet/IP Adapter Development Kit
EtherNet/IP Adapter Development Kit (EADK): Versions 4.4.0 and prior · EtherNet/IP Adapter DLL Kit (EIPA): Versions 4.4.0 and prior · EtherNet/IP Scanner Development Kit (EDKS): Versions 4.4.0 and prior · +1 more

Full record on NVD

Fix

Vendor fix CISA ICSA-23-236-06 · 1 product1734-AENT/1734-AENTR Series C: Versions 7.011 and prior. Upgrade to 7.013
Vendor fix CISA ICSA-23-236-06 · 1 product1734-AENT/1734-AENTR Series B: Versions 5.019 and prior. Upgrade to 5.021
Vendor fix CISA ICSA-23-236-06 · 1 product1738-AENT/ 1738-AENTR Series B: Versions 6.011 and prior. Upgrade to 6.013
Vendor fix CISA ICSA-23-236-06 · 1 product1794-AENTR Series A: Versions 2.011 and prior. Upgrade to 2.012
Vendor fix CISA ICSA-23-236-06 · 1 product1732E-16CFGM12QCWR Series A: Versions 3.011 and prior. Upgrade to 3.012
Vendor fix CISA ICSA-23-236-06 · 1 product1732E-12X4M12QCDR Series A: Versions 3.011 and prior. Upgrade to 3.012

Detection

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

Sources

CISA-ADPSSVC decisionnone2025-04-16
OpenCVESSVC decisionnone—
CNACVSS 3.19.8read 2026-10-23
NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
CNAweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score1.3 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: 2022-07-12
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-1737?

Is CVE-2022-1737 actively exploited?

Active exploitation of CVE-2022-1737 has not been confirmed. Its EPSS score was 1.3% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-1737?

CVE-2022-1737 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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