high
7.8
CWE
119 20
Advisory Published
Updated

CVE-2016-8786: Buffer Overflow

First published: Fri Mar 09 2018(Updated: )

Huawei S12700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, S5700 V200R006C00, V200R007C00, V200R008C00, S6700 V200R008C00, S7700 V200R001C00, V200R002C00, V200R003C00, V200R005C00, V200R006C00, V200R007C00, V200R008C00, S9700 V200R001C00, V200R002C00, V200R003C00, V200R005C00, V200R006C00, V200R007C00, V200R008C00 have a denial of service (DoS) vulnerability. Due to the lack of input validation, a remote attacker may craft a malformed Resource Reservation Protocol (RSVP) packet and send it to the device, causing a few buffer overflows and occasional device restart.

Credit: psirt@huawei.com

Affected SoftwareAffected VersionHow to fix
Huawei S12700 Firmware=v200r005c00
Huawei S12700 Firmware=v200r006c00
Huawei S12700 Firmware=v200r007c00
Huawei S12700 Firmware=v200r008c00
Huawei S12700 Firmware
Huawei S5700HI Firmware=v200r006c00
Huawei S5700HI Firmware=v200r007c00
Huawei S5700HI Firmware=v200r008c00
Huawei S5700 Firmware
Huawei 6700EI Firmware=v200r008c00
Huawei S6700 Firmware
Huawei Campus S7700 firmware=v200r001c00
Huawei Campus S7700 firmware=v200r002c00
Huawei Campus S7700 firmware=v200r003c00
Huawei Campus S7700 firmware=v200r005c00
Huawei Campus S7700 firmware=v200r006c00
Huawei Campus S7700 firmware=v200r007c00
Huawei Campus S7700 firmware=v200r008c00
Huawei Campus S7700
Huawei LSW S9700 firmware=v200r001c00
Huawei LSW S9700 firmware=v200r002c00
Huawei LSW S9700 firmware=v200r003c00
Huawei LSW S9700 firmware=v200r005c00
Huawei LSW S9700 firmware=v200r006c00
Huawei LSW S9700 firmware=v200r007c00
Huawei LSW S9700 firmware=v200r008c00
Huawei Campus LSW S9700

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-8786?

    The severity of CVE-2016-8786 is high with a CVSS score of 7.5.

  • Which Huawei devices are affected by CVE-2016-8786?

    Huawei S12700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, S5700 V200R006C00, V200R007C00, V200R008C00, S6700 V200R008C00, S7700 V200R001C00, V200R002C00, V200R003C00, V200R005C00, V200R006C00, V200R007C00, V200R008C00, S9700 V200R001C00, V200R002C00, V200R003C00, V200R005C00, V200R006C00, and V200R007C00 are affected.

  • How can I fix the vulnerability in Huawei devices affected by CVE-2016-8786?

    To fix the vulnerability in Huawei devices affected by CVE-2016-8786, update the firmware to V200R008C00 or a later version.

  • Where can I find more information about CVE-2016-8786?

    You can find more information about CVE-2016-8786 on the Huawei PSIRT Security Advisories page and the SecurityFocus website.

  • What are the Common Weakness Enumeration (CWE) categories associated with CVE-2016-8786?

    The CWE categories associated with CVE-2016-8786 are CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) and CWE-20 (Improper Input Validation).

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