Vulnerability identifier: #VU54616

Vulnerability risk: Low

CVSSv3.1: 5.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1598

CWE-ID: CWE-401

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Cisco Video Surveillance 7000 Series IP Cameras
Hardware solutions / Security hardware applicances

Vendor: Cisco Systems, Inc

Description
The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak in the Link Layer Discovery Protocol (LLDP) implementation. A remote attacker on the local network can send specially crafted LLDP packets and perform denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Video Surveillance 7000 Series IP Cameras: 2.12.3

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External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ipcamera-lldp-mem-wGqundTq

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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