Is CVE-2021-46321 actively exploited?

CVE-2021-46321 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-46321?

CVE-2021-46321 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-46321?

Patch guidance is available from tenda security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-46321.

Which products are affected by CVE-2021-46321?

1 product: tenda ac11 firmware.

Fix CVE-2021-46321 - CRITICAL tenda ac11 firmware

Description

Tenda AC Series Router AC11_V02.03.01.104_CN was discovered to contain a stack buffer overflow in the wifiBasicCfg module. This vulnerability allows attackers to cause a Denial of Service (DoS) via crafted overflow data.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: TENDA
Published: 2/15/2022
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2021-46321

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary