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CVE-2016-8796
Huawei USG9520 V300R001C01, USG9560 V300R001C01, and USG9580 V300R001C01 allow unauthenticated attackers to send abnormal DHCP request…
High7.5EPSS 1.0%
- Published
- Updated
- Reserved
- Assigned by
- huawei
Description
Huawei USG9520 V300R001C01, USG9560 V300R001C01, and USG9580 V300R001C01 allow unauthenticated attackers to send abnormal DHCP request packets to the affected products to trigger a DoS condition.
Timeline
ID reserved
By huawei
- 6 months later
· 6 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- denial of service
- CWE-20 (opens in a new tab)All about CWE-20 and its CVEs
Affected products
USG9520,USG9560,USG9580, USG9520 V300R001C01,USG9560 V300R001C01,USG9580 V300R001C01
- affected USG9520,USG9560,USG9580, USG9520 V300R001C01,USG9560 V300R001C01,USG9580 V300R001C01
References (2)
- 94405 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161116-01-firewall-en (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-8796)Record last updated .