Vulnerability identifier: #VU60077

Vulnerability risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-40419

CWE-ID: CWE-489

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
RLC-410W
Hardware solutions / Security hardware applicances

Vendor: Reolink

Description

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

The vulnerability exists due to the firmware update issue in the "factory" binary of reolink. A remote attacker can send a specially crafted request and cause arbitrary firmware update.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RLC-410W: 3.0.0.136_20121102

---

External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1428

---

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.