Remote code execution in Cisco Video Surveillance 8000 Series IP Cameras

1) Input validation error

EUVDB-ID: #VU25027

Risk: Low

CVSSv4.0: 6.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-3110

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code or perform a denial of service (DoS) attack.

The vulnerability exists due to missing checks when processing Cisco Discovery Protocol messages. A remote attacker on the local network can send a malicious Cisco Discovery Protocol packet to the targeted IP Camera and execute arbitrary code or cause it to reload unexpectedly, resulting in a denial of service condition.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Video Surveillance 8000 Series IP Cameras: All versions

CPE2.3

• cpe:2.3:h:cisco_systems:cisco_video_surveillance_8000_series_ip_cameras:*:*:*:*:*:*:*:*

External links

https://packetstormsecurity.com/files/156203/Cisco-Discovery-Protocol-CDP-Remote-Device-Takeover.html
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200205-ipcameras-rce-dos

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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