CVE-2016-8786 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

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.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Huawei	S12700 Firmware	v200r005c00
Huawei	S12700	-
Huawei	S5700 Firmware	v200r006c00
Huawei	S5700	-
Huawei	S6700 Firmware	v200r008c00
Huawei	S6700	-
Huawei	S7700 Firmware	v200r001c00
Huawei	S7700	-
Huawei	S9700 Firmware	v200r001c00
Huawei	S9700	-

Related Weaknesses (CWE)

CWE-20

References

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161228-01-rsvp-enVendor Advisory
http://www.securityfocus.com/bid/95139Third Party AdvisoryVDB Entry
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161228-01-rsvp-enVendor Advisory
http://www.securityfocus.com/bid/95139Third Party AdvisoryVDB Entry

FAQ

What is CVE-2016-8786?

CVE-2016-8786 is a vulnerability with a CVSS score of 7.5 (HIGH). Huawei S12700 V200R005C00, V200R006C00, V200R007C00, V200R008C00, S5700 V200R006C00, V200R007C00, V200R008C00, S6700 V200R008C00, S7700 V200R001C00, V200R002C00, V200R003C00, V200R005C00, V200R006C00,...

How severe is CVE-2016-8786?

CVE-2016-8786 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-8786?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei S12700 Firmware, Huawei S12700, Huawei S5700 Firmware, Huawei S5700, Huawei S6700 Firmware.