CVE-2020-15490
9.8
CRITICAL · CVSS 3.1 · EPSS 3.7% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
An issue was discovered on Wavlink WL-WN530HG4 M30HG4.V5030.191116 devices. Multiple buffer overflow vulnerabilities exist in CGI scripts, leading to remote code execution with root privileges. (The set of affected scripts is similar to CVE-2020-12266.)
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 | 3.73% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-120 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-07-01 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| wavlink | wl-wn530hg4 |
| wavlink | wl-wn530hg4 firmware |
References
→ the Explorer · watch your stack · NVD