CVE-2021-27159
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the...
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.
- Record
CVE-2021-27159- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE List No score
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.
- Record
CVE-2021-27159- Updated
- 2026-11-02
EUVDEUVD-2021-13926 No score
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.
- Record
EUVD-2021-13926- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vxv5-cwf3-9w9q No score
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the...
An issue was discovered on FiberHome HG6245D devices through RP2613. The web daemon contains the hardcoded useradmin / 888888 credentials for an ISP.
- Record
GHSA-vxv5-cwf3-9w9q- Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27159 is a critical vulnerability (CVSS 9.8) in Fiberhome Hg6245d Firmware, published February 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 23.3%, the 97th percentile. No source names a fixed version.