Vulnerability Monitor

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CVE-2017-3812

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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.8, indicating it can be exploited remotely over the network but requires specific conditions to be met without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 30 products from cisco, from cisco, from cisco and 27 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-02-03T07:59:00.763

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

8.6

Impact Score

6.9

Weaknesses

Type: Primary
CWE-772

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	cisco	industrial_ethernet_2000_series_firmware	≤ 15.2\(5.4.32i\)e2	Yes
Hardware	cisco	industrial_ethernet_2000_16ptc-g-e_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16ptc-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16ptc-g-nx_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16t67-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16t67p-g-e_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16tc-g-e_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16tc-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16tc-g-n_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16tc-g-x_switch	-	No
Hardware	cisco	industrial_ethernet_2000_16tc-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_24t67-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4s-ts-g-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4s-ts-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4t-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4t-g-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4t-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4t-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4ts-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4ts-g-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4ts-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_4ts-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8t67-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8t67p-g-e_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-g-b_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-g-e_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-g-l_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-g-n_switch	-	No
Hardware	cisco	industrial_ethernet_2000_8tc-l_switch	-	No

References

http://www.securityfocus.com/bid/95946 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1037771 ([email protected])
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-psc1 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/95946 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037771 (af854a3a-2127-422b-91ae-364da2661108)
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170201-psc1 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.