CVE-2013-2781

highpriority · track · 41EPSS 0.038 · 90 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.80% (90th) EPSS

CVSS 10 · high

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-28

Use-after-free vulnerability in the server application in 3S CODESYS Gateway 2.3.9.27 allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via unspecified vectors.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationCODESYS Gatewaycisa_csaf_ot
Please contact CODESYS Support for any additional questions concerning the update.

cvss

Technical severity, 0–10. One row per scoring source.

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.5–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v2.010criticalAV:N/AC:L/Au:N/C:C/I:C/A:Csecondary · CISA US

v2.08.5highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-399USprimaryCWE-416US

affected products (4)

Products and version ranges known to be affected.

3S-Smart Software Solutions CODESYS Gateway: 2.3.9.27all versionscisa_csaf_otUS
3S-Smart Software Solutions CODESYS Gatewayall versionscisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
3s-software codesys gateway-server= 2.3.9.27nvdUScpe:2.3:a:3s-software:codesys_gateway-server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-13-142-013S CODESYS Gateway Use After Free2013-02-23icsa · cisa_csaf_otUS
This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2013-05-23modified 2026-06-16

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+3721 more

references (4)

External citations — patches, advisories, analysis.

scry

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