Is CVE-2017-3812 in the CISA KEV catalog?

No. CVE-2017-3812 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2017-3812?

CVE-2017-3812 has a CVSS v3 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2017-3812?

CVE-2017-3812 has an EPSS score of 2.81% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2017-3812?

No published fix for CVE-2017-3812 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2017-3812

MEDIUMEPSS 85th pctl

6.8

CVSS v3

NVD

Description

A vulnerability in the implementation of Common Industrial Protocol (CIP) functionality in Cisco Industrial Ethernet 2000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition due to a system memory leak. More Information: CSCvc54788. Known Affected Releases: 15.2(5.4.32i)E2. Known Fixed Releases: 15.2(5.4.62i)E2.

CWE-772

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeChanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

Exploit Intelligence

2.81%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Vendor Advisory1

tools.cisco.com

Third-Party Advisory1

securityfocus.com

Other references1

securitytracker.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.