CVE•Published 2026-03-16•Modified 2026-04-14•1 article on news•7 live references•NVD data
CVE-2017-20224Telesquare · Sdt-cs3b1_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
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Weaknesses (CWE)
Description
Telesquare SKT LTE Router SDT-CS3B1 version 1.2.0 contains an arbitrary file upload vulnerability that allows unauthenticated attackers to upload malicious content by exploiting enabled WebDAV HTTP methods. Attackers can use PUT, DELETE, MKCOL, MOVE, COPY, and PROPPATCH methods to upload executable code, delete files, or manipulate server content for remote code execution or denial of service.
Timeline
Published 2026-03-16
Modified 2026-04-14
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2017-20224Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Sdt-cs3b1 Firmware"Hosts Shodan identified as running Sdt-cs3b1 Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2017-20224Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2017-20224Censys host search filtered to this CVE id.
grep.app
CVE-2017-20224Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2017-20224GitHub code search for direct mentions.
Google dork
"CVE-2017-20224" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.