high
7.1
CWE
772
Advisory Published
Updated

CVE-2017-3812

First published: Fri Feb 03 2017(Updated: )

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.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Industrial Ethernet 2000 Series Firmware<=15.2\(5.4.32i\)e2
Cisco IE 2000 Industrial Ethernet Switch
Cisco Industrial Ethernet 2000 16ptc-g-l Switch
Cisco Industrial Ethernet 2000 16ptc-g-nx Switch
Cisco IE 2000-16t67 Industrial Ethernet switch
Cisco Industrial Ethernet 2000 16t67p-g-e Switch
Cisco IE 2000-16tc-g-e Industrial Ethernet switch
Cisco IE 2000-16tc Industrial Ethernet Switch
Cisco IE 2000-16tc-g-n Industrial Ethernet switch
Cisco IE 2000-16tc-g-x Industrial Ethernet switch
Cisco Industrial Ethernet 2000 16tc-l Switch
Cisco IE 2000-24t67 Industrial Ethernet switch
Cisco Industrial Ethernet 2000 4s-ts-g-b Switch
Cisco Industrial Ethernet 2000 4s-ts-g-l Switch
Cisco IE 2000 Series Industrial Ethernet Switch
Cisco Industrial Ethernet 2000 4t-g-b Switch
Cisco Industrial Ethernet 2000 4t-g-l Switch
Cisco IE 2000-4t Industrial Ethernet switch
Cisco IE 2000 Series Industrial Ethernet Switch
Cisco Industrial Ethernet 2000 4s-ts-g-b Switch
Cisco Industrial Ethernet 2000 4ts-g-l Switch
Cisco IE 2000 Industrial Ethernet Switch
Cisco Industrial Ethernet 2000 8t67-b Switch
Cisco Industrial Ethernet 2000 8t67p-g-e Switch
Cisco Industrial Ethernet 2000 8tc-b Switch
Cisco Industrial Ethernet 2000 8tc-g-b Switch
Cisco IE 2000-8TC-G-E
Cisco Industrial Ethernet 2000 8tc-g-l Switch
Cisco IE 2000-8tc-g-n Industrial Ethernet switch
Cisco Industrial Ethernet 2000 8tc-l Switch

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Reference Links

Frequently Asked Questions

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

    CVE-2017-3812 is classified as a medium severity vulnerability allowing potential denial of service.

  • How do I fix CVE-2017-3812?

    To mitigate CVE-2017-3812, you should upgrade the firmware of the affected Cisco Industrial Ethernet 2000 Series Switches to a version higher than 15.2(5.4.32i)e2.

  • What causes the denial of service in CVE-2017-3812?

    The denial of service in CVE-2017-3812 is caused by a memory leak in the Common Industrial Protocol (CIP) functionality.

  • Who is affected by CVE-2017-3812?

    CVE-2017-3812 affects users of Cisco Industrial Ethernet 2000 Series Switches running specific vulnerable firmware versions.

  • Can CVE-2017-3812 be exploited remotely?

    Yes, CVE-2017-3812 can be exploited by an unauthenticated remote attacker.

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