GHSA-9x66-ghqx-8g5r · Severity: medium · Ecosystem: pip — Improper Authentication in pyftpdlib
FTPServer.py in pyftpdlib before 0.2.0 does not increment the attempted_logins count for a USER command that specifies an invalid username, which makes it easier for remote attackers to obtain access via a brute-force attack.
Conclusion & alert: CVE-2007-6737 is rated Moderate Risk (54.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.35%). 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 | 0.54% | 1.35% | +0.82% |
| 2 | 2025-03-30 | 0.59% | 0.54% | -0.05% |
| 3 | 2025-03-29 | — | 0.59% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
GHSA-9x66-ghqx-8g5r · Severity: medium · Ecosystem: pip — Improper Authentication in pyftpdlib
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
unimportant | CVE-2007-6737 unimportant priority: Debian including 1 source packages (python-pyftpdlib), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2007-6737 |