CVE-2022-21801 Denial of service in n/a

What is CVE-2022-21801?

CVE-2022-21801 is a high-severity denial of service vulnerability in Reolink Rlc-410w Firmware, published on 28 Jan 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A denial of service vulnerability exists in the netserver recv_command functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted network request can lead to a reboot. An attacker can send a malicious packet to trigger this vulnerability.

Weakness: CWE-190

Which versions are affected by CVE-2022-21801?

It affects 1 product.

Products include Reolink Rlc-410w Firmware.

How do I fix CVE-2022-21801?

No fix has been published for CVE-2022-21801 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-21801 being exploited?

There is no known exploitation of CVE-2022-21801 in the wild and no public exploit code.

Other vulnerabilities in Reolink Rlc-410w Firmware

• CVE-2021-40407 Reolink RLC-410W IP Camera OS Command Injection Vulnerability Exploited Critical 9.1
• CVE-2021-40419 Other in n/a Critical 10.0
• CVE-2022-21796 Memory corruption in n/a Critical 9.3
• CVE-2021-40408 Command injection in n/a Critical 9.1
• CVE-2021-40409 Command injection in n/a Critical 9.1

All Reolink Rlc-410w Firmware vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-93v6-cj2c-8c8g.