Cyber Resilience

CVE-2021-23847

Critical

Published: 09 June 2021

Published
09 June 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0046 64.3th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23847 is a critical-severity Improper Authentication (CWE-287) vulnerability in Bosch Cpp6 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 35.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A Missing Authentication in Critical Function in Bosch IP cameras allows an unauthenticated remote attacker to extract sensitive information or change settings of the camera by sending crafted requests to the device. Only devices of the CPP6, CPP7 and CPP7.3…

more

family with firmware 7.70, 7.72, and 7.80 prior to B128 are affected by this vulnerability. Versions 7.62 or lower and INTEOX cameras are not affected.

CWE(s)

Related Threats

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

Affected Assets

bosch
cpp6 firmware
7.70, 7.72 · 7.80 — 7.80.0129
bosch
cpp7 firmware
7.70, 7.72 · 7.80 — 7.80.0129
bosch
cpp7.3 firmware
7.70, 7.72 · 7.80 — 7.80.0129

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-287 CWE-306

Session content review can reveal authentication bypasses or failures in session establishment.

addresses: CWE-287 CWE-306

Assessments check authentication mechanisms for correct implementation and effectiveness, reducing successful authentication bypass attempts.

addresses: CWE-287 CWE-306

Documented IA policy and procedures require proper authentication mechanisms to be defined and followed, reducing improper authentication.

addresses: CWE-287 CWE-306

Requires adaptive authentication under specific conditions, directly strengthening authentication mechanisms against improper or insufficient authentication.

addresses: CWE-287 CWE-306

Identity providers centralize and enforce authentication mechanisms, reducing improper authentication.

addresses: CWE-287 CWE-306

Requires unique identification and authentication of organizational users, directly preventing improper authentication.

addresses: CWE-287 CWE-306

Enforces unique device identification and authentication before any connection is established, directly mitigating improper authentication weaknesses.

addresses: CWE-287 CWE-306

Directly requires implementation of compliant authentication mechanisms to cryptographic modules, preventing improper authentication.

References