TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n…
Priority LOW 26CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-862.
Summary
TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n have too permissive iptables rules, e.g., SNMP is not blocked on any interface.
Why it matters now
EPSS 0.00957 61st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tp-link:c2_firmware:*:rel.37961n:*:*:*:*:*:* | up to 0.9.1_4.2_v0032.0_build_160706 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:c2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
| cpe:2.3:o:tp-link:c20i_firmware:*:rel.37961n:*:*:*:*:*:* | up to 0.9.1_4.2_v0032.0_build_160706 | Vulnerable | TP-Link |
| cpe:2.3:h:tp-link:c20i:-:*:*:*:*:*:*:* | not specified by NVD | Running on | TP-Link |
- cpe:2.3:o:tp-link:c2_firmware:*:rel.37961n:*:*:*:*:*:* Versions up to 0.9.1_4.2_v0032.0_build_160706 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:c2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
- cpe:2.3:o:tp-link:c20i_firmware:*:rel.37961n:*:*:*:*:*:* Versions up to 0.9.1_4.2_v0032.0_build_160706 Vulnerable ·TP-Link
- cpe:2.3:h:tp-link:c20i:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TP-Link
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-8217
- 2026-10-03 Alias added: GHSA-v863-4qpr-j7gp
More TP-Link C20i Firmware vulnerabilities
- TI-2017-05795 TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n… CVSS 3.0CRITICAL 9.9
- TI-2017-05793 vsftpd on TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706… CVSS 3.0CRITICAL 9.8
- TI-2017-05794 TP-Link C2 and C20i devices through firmware 0.9.1 4.2 v0032.0 Build 160706 Rel.37961n… CVSS 3.0MEDIUM 6.5
Sources
- CVE-2017-8217 · CVE Program
- CVE-2017-8217 · NVD
- FIRST EPSS
- GHSA-v863-4qpr-j7gp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences