CVE-2021-44632 - Vulnerability Details - OpenCVE

Description

A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/upgrade_info feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.

Published: 2022-03-09

Score: 9.8 Critical

EPSS: 2.6% Low

KEV: No

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:tp-link:tl-wr886n_firmware:20190826_2.3.8:*:*:*:*:*:*:*

cpe:2.3:h:tp-link:tl-wr886n:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-31453	A Buffer Overflow vulnerability exists in TP-LINK WR-886N 20190826 2.3.8 in the /cloud_config/router_post/upgrade_info feature, which allows malicious users to execute arbitrary code on the system via a crafted post request.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.02576.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/Yu3H0/IoT_CVE/tree/main/886N/upgradeInfoRegister

History

No history.

Subscriptions

Tp-link Tl-wr886n Tl-wr886n Firmware

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-03-09T21:58:06.000Z

Updated: 2024-08-04T04:25:17.039Z

Reserved: 2021-12-06T00:00:00.000Z

Link: CVE-2021-44632

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-03-10T17:44:22.407

Modified: 2026-06-17T04:12:38.013

Link: CVE-2021-44632

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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

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