Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei…
Priority MEDIUM 51CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei USG2100, USG2200, USG5100, and USG5500 unified security gateways with software before V300R001C10SPC600, when CHAP authentication is configured on the server, allows remote attackers to cause a denial of service (server restart) or execute arbitrary code via crafted packets sent during authentication.
Why it matters now
EPSS 0.05613 92nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:huawei:usg2100:v300r001c00:*:*:*:*:*:*:* | v300r001c00 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg2100:v300r001c10:*:*:*:*:*:*:* | v300r001c10 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg2200:v300r001c00:*:*:*:*:*:*:* | v300r001c00 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg2200:v300r001c10:*:*:*:*:*:*:* | v300r001c10 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg5100:v300r001c00:*:*:*:*:*:*:* | v300r001c00 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg5100:v300r001c10:*:*:*:*:*:*:* | v300r001c10 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg5500:v300r001c00:*:*:*:*:*:*:* | v300r001c00 | Vulnerable | Huawei |
| cpe:2.3:a:huawei:usg5500:v300r001c10:*:*:*:*:*:*:* | v300r001c10 | Vulnerable | Huawei |
- cpe:2.3:a:huawei:usg2100:v300r001c00:*:*:*:*:*:*:* Versions v300r001c00 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg2100:v300r001c10:*:*:*:*:*:*:* Versions v300r001c10 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg2200:v300r001c00:*:*:*:*:*:*:* Versions v300r001c00 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg2200:v300r001c10:*:*:*:*:*:*:* Versions v300r001c10 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg5100:v300r001c00:*:*:*:*:*:*:* Versions v300r001c00 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg5100:v300r001c10:*:*:*:*:*:*:* Versions v300r001c10 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg5500:v300r001c00:*:*:*:*:*:*:* Versions v300r001c00 Vulnerable ·Huawei
- cpe:2.3:a:huawei:usg5500:v300r001c10:*:*:*:*:*:*:* Versions v300r001c10 Vulnerable ·Huawei
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-8276
- 2026-10-03 Alias added: GHSA-qc5q-fcgw-r7h9
References
Sources
- CVE-2016-8276 · CVE Program
- CVE-2016-8276 · NVD
- FIRST EPSS
- GHSA-qc5q-fcgw-r7h9 · GitHub Advisory Database · CC BY 4.0
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