CVE-2026-13564
Edimax EW-7478APC POST Request formPPPoESetup stack-based overflow
- State
- Published
- Severity
- 8.7 High
- Published
- Jun 29, 2026
- Updated
- Jun 29, 2026
- Reserved
- Jun 28, 2026
Description
A vulnerability was found in Edimax EW-7478APC 1.04. Affected is the function formPPPoESetup of the file /goform/formPPPoESetup of the component POST Request Handler. Performing a manipulation of the argument pppUserName results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 9.0 High | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
EW-7478APCEdimax |
|
References
- VDB-374572 | Edimax EW-7478APC POST Request formPPPoESetup stack-based overflowvdb-entrytechnical-description
- VDB-374572 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-13564 | CVE Analysis and Reportthird-party-advisory
- Submit #844114 | EDIMAX EW-7478APC EW-7478APC 1.04 Buffer Overflowthird-party-advisory
- https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formPPPoESetup-34b53a41781f80208e6be16a764f001cexploit
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