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CVE-2022-43972

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CVE-2022-43972

Published: Jan 9, 2023

Modified: Apr 9, 2025

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Description

A null pointer dereference vulnerability exists in Linksys WRT54GL Wireless-G Broadband Router with firmware <= 4.30.18.006. A null pointer dereference in the soap_action function within the upnp binary can be triggered by an unauthenticated attacker via a malicious POST request invoking the AddPortMapping action.

VendorProductVersions

Linksys

WRT54GL Wireless-G Broadband Router

affected
Firmware - <= 4.30.18.006

Weaknesses (CWE)

CWE-476

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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