#VU62586 Time-of-check Time-of-use (TOCTOU) Race Condition in R2C IP camera


Published: 2022-04-26

Vulnerability identifier: #VU62586

Vulnerability risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2022-28743

CWE-ID: CWE-367

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
R2C IP camera
Hardware solutions / Security hardware applicances

Vendor: Foscam

Description

The vulnerability allows a remote user to execute arbitrary code on the target system.

The vulnerability exists due to a race condition. A remote administrator can use a specially crafted firmware patch and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

R2C IP camera: 1.13.1.6 - 2.91.2.66


External links
http://www.trellix.com/en-us/about/newsroom/stories/threat-labs/keeping-a-critical-eye-on-iot-devices.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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


Latest bulletins with this vulnerability