#VU54589 Missing Authentication for Critical Function in Robert Bosch products - CVE-2021-23847

Vulnerability identifier: #VU54589

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2021-23847

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CPP6 UHD/MP IP cameras
Hardware solutions / Security hardware applicances
CPP7 UHD/MP IP cameras
Hardware solutions / Security hardware applicances
CPP7.3 HD/MP IP cameras
Hardware solutions / Security hardware applicances
AVIOTEC IP cameras
Hardware solutions / Security hardware applicances

Vendor: Robert Bosch

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to missing authentication for execution critical commands by HTTP requests. A remote attacker can extract sensitive information or change settings by sending specially crafted requests to the devices.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CPP6 UHD/MP IP cameras: 7.70 - 7.80

CPP7 UHD/MP IP cameras: 7.70 - 7.80

CPP7.3 HD/MP IP cameras: 7.70 - 7.80

AVIOTEC IP cameras: 7.61 - 7.72

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External links
https://psirt.bosch.com/security-advisories/bosch-sa-478243-bt.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.