Threadlinqs IntelligenceStart free

VulnerabilityCVE-2021-4045Published 2022-03-07

CVE-2021-4045 — TP-Link Tapo C200

criticalPublic exploit7 PoC repos

As of 2024-09-17, CVE-2021-4045 is a CRITICAL-severity vulnerability in TP-Link Tapo C200, CVSS v3.1 9.8, EPSS 72.3% (99.4th percentile). Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2021-4045, most recently “TuxBot v3 Evolution: LLM-Assisted IoT Botnet Framework With a Broken Multi-CVE Exploit Chain”.

CVSS v3.1
9.8/10Critical
EPSS
72.3%Higher than 99.4% of scored CVEs
CISA KEV
NoNot in the KEV catalog
Tracked threats
1Campaigns referencing it
Priority
10/10Threadlinqs triage score
Published
Updated 2024-09-17
CVSS v3.1 9.8 (CRITICAL) · EPSS 72.3% (higher than 99.4% of all scored CVEs) · Priority 10/10 · Published 2022-03-07

Last updated:

What is CVE-2021-4045?

TP-Link Tapo C200 IP camera, on its 1.1.15 firmware version and below, is affected by an unauthenticated RCE vulnerability, present in the uhttpd binary running by default as root. The exploitation of this vulnerability allows an attacker to take full control of the camera.

The record classifies CVE-2021-4045 under weakness class CWE-77. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 1696 days ago.

Severity and exploitation probability

CVSS v3.1 base score
9.8 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (FIRST)
72.3% probability of exploitation in the next 30 days, higher than 99.4% of all scored CVEs
CISA KEV
Not listed in the CISA Known Exploited Vulnerabilities catalog
Threadlinqs priority
10/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
Published
2022-03-07, last modified 2024-09-17

Is CVE-2021-4045 being exploited?

Weaponised exploit code for CVE-2021-4045 is publicly available. 7 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 38 in the Threadlinqs vulnerability feed.

Affected products and versions

  • TP-Link: Tapo C200

How to fix CVE-2021-4045

No vendor patch reference has been recorded for CVE-2021-4045 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2021-4045

1 tracked threat in the Threadlinqs corpus references CVE-2021-4045, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, NVD, FIRST EPSS, public proof-of-concept repositories. Last verified by Threadlinqs on . This product uses the NVD API but is not endorsed or certified by the NVD.

Vendor advisory and patch

Other references