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CVE-2026-13563

HIGH Exploitation: PoC
8.8
CVSS 3.1
Description
A vulnerability has been found in Edimax EW-7478APC 1.04. This impacts the function formL2TPSetup of the file /goform/formL2TPSetup of the component POST Request Handler. Such manipulation of the argument L2TPUserName leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metadata

CVE ID
CVE-2026-13563
State
PUBLISHED
Assigner
VulDB
Reserved
2026-06-28 16:12 UTC
Published
2026-06-29 11:30 UTC
Last updated
2026-06-29 14:52 UTC
Primary CWE
CWE-121
Stack-based Buffer Overflow
Vendor / Product
Edimax / EW-7478APC
Sources
cve.org  ·  NVD

Severity & Metrics

8.8 HIGH CVSS 3.1
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
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
no
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
Edimax EW-7478APC — 1.04
Weakness (CWE)
CWESourceDescription
CWE-119 cna Memory Corruption
CWE-121 cna Stack-based Buffer Overflow
CVSS scores (4)
ScoreSeverityVersionSourceVector
9.0 N/D 2.0 cna AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
8.8 HIGH 3.1 cna 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
8.8 HIGH 3.0 cna 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
8.7 HIGH 4.0 cna 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
References (5)
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