CVE-2016-3678
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012...
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012 allow remote attackers to cause a denial of service (switch restart) via crafted traffic.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012 allow remote attackers to cause a denial of service (switch restart) via crafted traffic.
- Record
CVE-2016-3678- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012 allow remote attackers to cause a denial of service (switch restart) via crafted traffic.
- Record
CVE-2016-3678- Updated
- 2026-11-02
EUVDEUVD-2016-4702 No score
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012 allow remote attackers to cause a denial of service (switch restart) via crafted traffic.
- Record
EUVD-2016-4702- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qpmq-3q56-379q
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012...
Huawei Quidway S9700, S5700, S5300, S9300, and S7700 switches with software before V200R003SPH012 allow remote attackers to cause a denial of service (switch restart) via crafted traffic.
- Record
GHSA-qpmq-3q56-379q- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2016-3678 is a high vulnerability (CVSS 7.5) in Huawei S5300 Firmware, published April 11, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 71st percentile. No source names a fixed version.