CVE-2016-8276
9.8
CRITICAL · CVSS 3.0 · EPSS 5.6% (pctl 93)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 5.61% — more likely to be exploited than 93% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2016-10-03 |
| Last modified | 2026-06-17 |
Affected (4)
| Vendor | Product |
|---|---|
| huawei | usg2100 |
| huawei | usg2200 |
| huawei | usg5100 |
| huawei | usg5500 |
References
→ the Explorer · watch your stack · NVD