Archer C1200 firmware versions prior to 'Archer C1200(JP)_V2_230508' and Archer C9 firmware versions prior to 'Archer C9(JP)_V3_230508' allow a network-adjacent unauthenticated attacker to execute arbitrary OS commands.
Conclusion & alert: CVE-2023-38563 is rated Moderate Risk (48.4/100): CVSS High severity, with low exploitation likelihood (EPSS 0.47%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.16% | 0.47% | +0.31% |
| 2 | 2026-06-01 | 0.14% | 0.16% | +0.02% |
| 3 | 2025-11-21 | — | 0.14% | — |
Full EPSS history (14 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.8 | 3.1 | HIGH |
|
2.8 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| tp-link | archer_c1200_firmware | < 230508 | cpe:2.3:o:tp-link:archer_c1200_firmware:*:*:*:*:*:*:*:* |
| tp-link | archer_c9_firmware | < 230508 | cpe:2.3:o:tp-link:archer_c9_firmware:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://jvn.jp/en/vu/JVNVU99392903/ | Third Party Advisory |
| https://www.tp-link.com/jp/support/download/archer-c1200/#Firmware | Product |
| https://www.tp-link.com/jp/support/download/archer-c9/v3/#Firmware | Product |