Vulnerability details
CVE-2017-20224
Telesquare SDT-CS3B1
Telesquare SKT LTE Router SDT-CS3B1 WebDAV Arbitrary File Upload
CVSS 4.0
9.3Critical
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.3Critical | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 9.8Critical | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Telesquare | SDT-CS3B1 | 1.2.0 | CVEProject cvelistV5 (CNA) |
References and advisories
3- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2017-5446.php third-party-advisory
- https://cxsecurity.com/issue/WLB-2017120301 third-party-advisory
- https://www.vulncheck.com/advisories/telesquare-skt-lte-router-sdt-cs3b1-webdav-arbitrary-file-upload third-party-advisory
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Details
- Published
- 2026-03-16
- Last updated
- 2026-03-16
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
1.08%
Probability of exploitation in 30 days
65.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-434Unrestricted Upload of File with Dangerous Type