CVE-2024-33820 - Vulnerability Details - OpenCVE

Description

Totolink AC1200 Wireless Dual Band Gigabit Router A3002R_V4 Firmware V4.0.0-B20230531.1404 is vulnerable to Buffer Overflow via the formWlEncrypt function of the boa server. Specifically, they exploit the length of the wlan_ssid field triggers the overflow.

Published: 2024-05-01

Score: 7.5 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3002r:v4:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00554.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gist.github.com/Swind1er/ee095fbfe13f77a5b45b39a5aa82bd17

History

Tue, 17 Jun 2025 17:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Totolink Totolink a3002r Totolink a3002r Firmware
CPEs		cpe:2.3:h:totolink:a3002r:v4:::::::* cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:::::::*
Vendors & Products		Totolink Totolink a3002r Totolink a3002r Firmware

Subscriptions

Totolink A3002r A3002r Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-05-01T00:00:00.000Z

Updated: 2024-08-02T02:42:59.429Z

Reserved: 2024-04-26T00:00:00.000Z

Link: CVE-2024-33820

Vulnrichment

Updated: 2024-08-02T02:42:59.429Z

NVD

Status : Analyzed

Published: 2024-05-01T16:15:07.837

Modified: 2026-06-17T07:32:23.760

Link: CVE-2024-33820

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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