Cyber Resilience

CVE-2021-26627

High

Published: 19 April 2022

Published
19 April 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0061 70.2th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26627 is a high-severity Improper Access Control (CWE-284) vulnerability in Qcp Qcp200W Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 29.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Real-time image information exposure is caused by insufficient authentication for activated RTSP port. This vulnerability could allow to remote attackers to send the RTSP requests using ffplay command and lead to leakage a live image.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qcp
qcp200w firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-284 CWE-287

The awareness and training policy mandates training on access control practices, directly reducing the likelihood of improper access control weaknesses being introduced or exploited.

addresses: CWE-284 CWE-287

Training covers access control policies and the consequences of improper access grants or usage by users.

addresses: CWE-284 CWE-287

Security training teaches access control policies and enforcement, reducing improper access control implementations.

addresses: CWE-284 CWE-287

Provides capability to review session content, directly detecting violations of access control.

addresses: CWE-284 CWE-287

System audit review detects violations of access controls by identifying unauthorized access attempts.

addresses: CWE-284 CWE-287

Control assessments verify that access controls are implemented correctly and operating as intended, detecting improper access control before exploitation.

addresses: CWE-284 CWE-287

Requiring formal approval, documented controls, and responsibilities for inter-system exchanges directly enforces proper access control between systems.

addresses: CWE-284 CWE-287

Penetration testing simulates unauthorized access attempts, directly detecting and enabling remediation of improper access control weaknesses.

References