CVE-2021-36260 Hikvision Security cameras web server: command or code injection
In plain words: The program treats text it receives as instructions instead of plain data. The attacker can run commands on the machine — often the whole device is taken over.
Confirmed exploited by CISA on · US federal patch deadline Jan 24, 2022
What to do
- Install Hikvision's security update for Security cameras web server. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic firmware updates and replace gear the maker no longer supports.
- Change default passwords and switch off remote administration and features you do not use.
- Do not put storage boxes or cameras directly on the internet — use the maker's app or a VPN.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Taken over in bulk to join botnets, used to watch your traffic, or — for storage boxes — locked by ransomware.
The details
- Official name
- Hikvision Improper Input Validation
- Product
- Hikvision Security cameras web server
- CISA description
- A command injection vulnerability in the web server of some Hikvision product. Due to the insufficient input validation.
- Type of flaw
- Command or code injection (CWE-78)
- Confirmed exploited
- Jan 10, 2022
- US federal patch deadline
- Jan 24, 2022
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Answering about CVE-2021-36260 ·
Questions about CVE-2021-36260
Is CVE-2021-36260 being exploited?
Yes. CISA added CVE-2021-36260 to its Known Exploited Vulnerabilities catalog on Jan 10, 2022, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2021-36260?
Install Hikvision's security update for Security cameras web server. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic firmware updates and replace gear the maker no longer supports.
Am I affected by CVE-2021-36260?
Only if you use Hikvision Security cameras web server. This one is aimed at devices or apps of the kind people own.