Cyber Resilience

CVE-2021-23854

High

Published: 09 June 2021

Published
09 June 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS Score 0.0029 53.0th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23854 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Bosch Cpp6 Firmware. Its CVSS base score is 8.3 (High).

Operationally, ranked in the top 47.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An error in the handling of a page parameter in Bosch IP cameras may lead to a reflected cross site scripting (XSS) in the web-based interface. This issue only affects versions 7.7x and 7.6x. All other versions are not affected.

CWE(s)
CWE-79

Related Threats

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

Affected Assets

bosch
cpp6 firmware
7.62, 7.70, 7.72
bosch
cpp7 firmware
7.62, 7.70, 7.72
bosch
cpp7.3 firmware
7.62, 7.70, 7.72
bosch
cpp13 firmware
7.75, 7.76

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.

CA-8 Penetration Testing
addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

SI-10 Information Input Validation
addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

SI-15 Information Output Filtering
addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References