Back to overview

CVE-2026-31027

CRITICAL Exploitation: PoC
9.8
CVSS 3.1
Description
TOTOlink A3600R v5.9c.4959 contains a buffer overflow vulnerability in the setAppEasyWizardConfig interface of /lib/cste_modules/app.so. The vulnerability occurs because the rootSsid parameter is not properly validated for length, allowing remote attackers to trigger a buffer overflow, potentially leading to arbitrary code execution or denial of service.

Metadata

CVE ID
CVE-2026-31027
State
PUBLISHED
Assigner
mitre
Reserved
2026-03-09 00:00 UTC
Published
2026-04-01 00:00 UTC
Last updated
2026-04-01 18:23 UTC
Primary CWE
CWE-120
CWE-120 Buffer Copy without Checking Size of Input ('Classic…
Vendor / Product
n/a / n/a
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
PoC
Automatable
yes
Tech. Impact
total
Affected products (1)
VendorProductPlatformVersions
n/a n/a — n/a
Weakness (CWE)
CWESourceDescription
— cna n/a
CWE-120 adp CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVSS scores (1)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.1 adp CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References (1)
Back to overview