CVE-2022-37134
9.8
CRITICAL · CVSS 3.1 · EPSS 21.7% (pctl 98)
Patch early
EPSS 21.7% — above the 10% action threshold.
Description
D-link DIR-816 A2_v1.10CNB04.img is vulnerable to Buffer Overflow via /goform/form2Wan.cgi. When wantype is 3, l2tp_usrname will be decrypted by base64, and the result will be stored in v94, which does not check the size of l2tp_usrname, resulting in stack overflow.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 21.7% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-1284 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-08-22 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| dlink | dir-816 |
| dlink | dir-816 firmware |
References
→ the Explorer · watch your stack · NVD