EUVD-2026-17309

| CVE-2026-5178 MEDIUM
2026-03-31 VulDB GHSA-w3qx-79f2-f95x
5.3
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 06, 2026 - 15:21 vuln.today
Public exploit code
Analysis Generated
Mar 31, 2026 - 03:45 vuln.today
EUVD ID Assigned
Mar 31, 2026 - 03:45 euvd
EUVD-2026-17309
CVE Published
Mar 31, 2026 - 03:00 nvd
MEDIUM 5.3

Tags

Command Injection

Description

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_b20221024. Affected by this issue is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument vlanPriLan3 leads to command injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

Analysis

Command injection in Totolink A3300R firmware 17.0.0cu.557_b20221024 allows authenticated remote attackers to execute arbitrary commands via the vlanPriLan3 parameter in the setIptvCfg function of /cgi-bin/cstecgi.cgi. The vulnerability has a publicly available exploit and carries moderate severity (CVSS 6.3) with confirmed exploitability signals (EPSS P/E indicator). …

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Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.7
CVSS: +26
POC: +20

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EUVD-2026-17309 vulnerability details – vuln.today
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