Missing Authentication for Critical Function in Robert Bosch CPP HD/MP cameras

1) Missing Authentication for Critical Function

EUVDB-ID: #VU54589

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 - Missing Authentication for Critical Function

Exploit availability: No

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

CPE2.3

• cpe:2.3:h:robert_bosch:cpp6_uhd_mp_ip_cameras:7.70:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp6_uhd_mp_ip_cameras:7.80:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7_uhd_mp_ip_cameras:7.70:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7_uhd_mp_ip_cameras:7.72:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7_uhd_mp_ip_cameras:7.80:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7.3_hd_mp_ip_cameras:7.70:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7.3_hd_mp_ip_cameras:7.72:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:cpp7.3_hd_mp_ip_cameras:7.80:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:aviotec_ip_cameras:7.61:*:*:*:*:*:*:*
• cpe:2.3:h:robert_bosch:aviotec_ip_cameras:7.70:*:*:*:*:*:*:*

External links

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

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.