CVE-2024-4020
Tenda FH1206 addressNat fromAddressNat buffer overflow
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Tenda FH1206 addressNat fromAddressNat buffer overflow
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2024-4020- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0
AV:N/AC:L/Au:S/C:C/I:C/A:C - Weakness
- CWE-120
- Updated
- 2026-11-02
EUVDEUVD-2024-32586
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- Record
EUVD-2024-32586- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rw9j-38rq-r4wq
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue...
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- Record
GHSA-rw9j-38rq-r4wq- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
A vulnerability was found in Tenda FH1206 1.2.0.8(8155) and classified as critical. This issue affects the function fromAddressNat of the file /goform/addressNat. The manipulation of the argument entrys leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-261671. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
- Record
CVE-2024-4020- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 9.0 High
AV:N/AC:L/Au:S/C:C/I:C/A:C - Weakness
- CWE-120, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-4020 is a high vulnerability (CVSS 8.8) in Tenda Fh1206, published April 20, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.57%, the 75th percentile. No source names a fixed version.