CVE-2016-6554
9.8
CRITICAL · CVSS 3.0 · EPSS 4.1% (pctl 90)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Synology NAS servers DS107, firmware version 3.1-1639 and prior, and DS116, DS213, firmware versions prior to 5.2-5644-1, use non-random default credentials of: guest:(blank) and admin:(blank) . A remote network attacker can gain privileged access to a vulnerable device.
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 | 4.08% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-255 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2018-07-13 |
| Last modified | 2026-06-17 |
Affected (6)
| Vendor | Product |
|---|---|
| synology | ds107 |
| synology | ds107 firmware |
| synology | ds116 |
| synology | ds116 firmware |
| synology | ds213 |
| synology | ds213 firmware |
References
→ the Explorer · watch your stack · NVD