Cyber Resilience

CVE-2021-23848

High

Published: 09 June 2021

Published
09 June 2021
Modified
21 November 2024
KEV Added
Patch
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 0.0039 60.7th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-23848 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Bosch Cpp4 Firmware. Its CVSS base score is 8.3 (High).

Operationally, ranked in the top 39.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An error in the URL handler Bosch IP cameras may lead to a reflected cross site scripting (XSS) in the web-based interface. An attacker with knowledge of the camera address can send a crafted link to a user, which will…

more

execute javascript code in the context of the user.

CWE(s)

Related Threats

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

Affected Assets

bosch
cpp4 firmware
all versions
bosch
cpp6 firmware
all versions
bosch
cpp7 firmware
all versions
bosch
cpp7.3 firmware
all versions
bosch
cpp13 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-79

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

addresses: CWE-79

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

addresses: CWE-79

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

References