high
8.2
CWE
20
Advisory Published
Updated

CVE-2017-3752: Input Validation

First published: Wed Aug 09 2017(Updated: )

An industry-wide vulnerability has been identified in the implementation of the Open Shortest Path First (OSPF) routing protocol used on some Lenovo switches. Exploitation of these implementation flaws may result in attackers being able to erase or alter the routing tables of one or many routers, switches, or other devices that support OSPF within a routing domain.

Credit: psirt@lenovo.com

Affected SoftwareAffected VersionHow to fix
IBM BladeCenter 1G L2-7 SLB<=21.0.24.0
IBM Flex System
IBM 1<=7.4.16.0
IBM BladeCenter
IBM Layer 2/3 Copper Firmware<=5.3.10.0
Ibm Virtual Fabric 10gb<=7.8.12.0
IBM EN2092 1GB Firmware<=7.8.16.0
Lenovo Fabric Cn4093 10gb Firmware<=7.8.16.0
IBM Fabric EN4093/EN4093R 10Gb Firmware<=7.8.16.0
Lenovo G8052 Firmware<=7.9.19.0
IBM RackSwitch
Ibm G8124 Firmware<=7.11.9.0
Lenovo G8124e Firmware<=7.11.9.0
Lenovo G8264cs Firmware<=7.9.19.0
Lenovo G8264cs Firmware<=7.8.16.0
IBM G8264T Firmware<=7.9.19.0
IBM G8316 Firmware<=7.9.19.0
Lenovo G8332 Firmware<=7.7.25.0
Lenovo Fabric Cn4093 10gb Firmware<=8.4.3.0
Lenovo Flex System
Lenovo Fabric En4093r 10gb Firmware<=8.4.3.0
Lenovo Si4091 Firmware<=8.4.3.0
Lenovo G8052 Firmware<=8.4.3.0
Lenovo RackSwitch
Lenovo G8124e Firmware<=8.4.3.0
Lenovo G8264cs Firmware<=8.4.3.0
Lenovo G8264cs Firmware<=8.4.3.0
Lenovo G8272 Firmware<=8.4.3.0
Lenovo G8296 Firmware<=8.4.3.0
Lenovo G8332 Firmware<=8.4.3.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2017-3752?

    CVE-2017-3752 has been classified as a high severity vulnerability due to its potential impact on routing protocols.

  • How do I fix CVE-2017-3752?

    To fix CVE-2017-3752, it is essential to update the affected Lenovo switch firmware to the latest version provided by Lenovo.

  • What products are affected by CVE-2017-3752?

    CVE-2017-3752 affects various Lenovo and IBM switch models, especially those utilizing OSPF routing protocol in specific firmware versions.

  • What are the potential impacts of CVE-2017-3752?

    Exploitation of CVE-2017-3752 may allow attackers to erase or alter the routing tables of affected Lenovo switches.

  • Is CVE-2017-3752 exploitable remotely?

    Yes, CVE-2017-3752 is considered to be exploitable remotely if specific conditions are met, making it critical to apply patches.

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