CVE-2016-8797 Denial of service in AR3200,S12700,S5300,S5700,S6300,S6700,S7700,S9300,S9700 AR3200 V200R007C00, V200R005C32, V200R005C20,S12700 V200R008C00, V200R007C00,S5300 V200R008C00, V200R007C00, V200R006C00,S5700 V200R008C00, V200R007C00, V200R006C00,S6300 V200R008C00, V200R007C00,S6700 V200R008C00, V200R007C00,S7700 V200R008C00, V200R007C00, V200R006C00,S9300 V200R008C00, V200R007C00, V200R006C00,S9700 V200R008C00, V200R007C00, V200R006C00,
Remote attackers can cause memory exhaustion and denial of service on Huawei network devices by sending abnormal MPLS packets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-8797?
CVE-2016-8797 is a high-severity denial of service vulnerability in Huawei Ar3200 Firmware, published on 2 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Huawei AR3200 with software V200R007C00, V200R005C32, V200R005C20; S12700 with software V200R008C00, V200R007C00; S5300 with software V200R008C00, V200R007C00, V200R006C00; S5700 with software V200R008C00, V200R007C00, V200R006C00; S6300 with software V200R008C00, V200R007C00; S6700 with software V200R008C00, V200R007C00; S7700 with software V200R008C00, V200R007C00, V200R006C00; S9300 with software V200R008C00, V200R007C00, V200R006C00; and S9700 with software V200R008C00, V200R007C00, V200R006C00 allow remote attackers to send abnormal Multiprotocol Label Switching (MPLS) packets to cause memory exhaustion.
Weakness: CWE-399
Which versions are affected by CVE-2016-8797?
It affects 9 products.
Products include Huawei Ar3200 Firmware, Huawei S12700 Firmware, Huawei S5300 Firmware, Huawei S5700 Firmware, Huawei S6300 Firmware, Huawei S6700 Firmware and 3 more.
How do I fix CVE-2016-8797?
No fix has been published for CVE-2016-8797 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2016-8797 being exploited?
There is no known exploitation of CVE-2016-8797 in the wild and no public exploit code.
Other vulnerabilities in Huawei Ar3200 Firmware
Sources
Also known as GHSA-c58w-fvhw-g742.