CVE-2026-105982
Received Received - Intake

Improper Input Validation in IPsec VPN Leads to Command Injection

Publication date: 2026-11-03

Last updated on: 2026-11-03

Assigner: CERT VDE

Description
Improper input validation in the IPsec VPN function may allow a remote attacker with high privileges to inject system commands and execute them with root privileges.

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Meta Information

Published
2026-11-03
Last Modified
2026-11-03
Generated
2026-11-03
AI Q&A
2026-11-03
EPSS Evaluated
N/A
NVD
CVE-2026-105982
EUVD
EUVD-2026-115706

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
Welotec TK100 0.0.0
Welotec TK500-v2 0.0.0
Welotec TK500-v3 0.0.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-77 The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

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Executive Summary

This vulnerability involves improper input validation in the IPsec VPN function of certain Welotec devices (TK100, TK500-v2, TK500-v3). A remote attacker with high privileges could exploit this to inject and execute system commands with root privileges.

Impact Analysis

An attacker could gain full control over the affected device, leading to unauthorized access, data theft, or disruption of services. This could compromise network security and integrity.

Mitigation Strategies

Apply vendor-provided patches or updates for the affected Welotec TK100, TK500-v2, and TK500-v3 devices to address the improper input validation in IPsec VPN. Disable IPsec VPN functionality if not required until patches are applied.

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