Buffer overflow in the tls_x509_name_oneline function in the mod_tls module, as used in ProFTPD 1.3.0a and earlier, and possibly other products, allows remote attackers to execute arbitrary code via a large data length argument, a different vulnerability than CVE-2006-5815.
Conclusion & alert: CVE-2006-6170 is rated High Exploit Risk (78.4/100): CVSS High severity, with high exploitation likelihood (EPSS 14.38%, 94th percentile). Core evidence: 2 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
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 | 2025-11-11 | 13.97% | 14.38% | +0.40% |
| 2 | 2025-07-19 | 13.51% | 13.97% | +0.46% |
| 3 | 2025-06-23 | — | 13.51% | — |
Full EPSS history (15 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] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2006-6170: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-2006-6170 |
debian
|
medium | CVE-2006-6170 medium priority: Debian including 1 source packages (proftpd-dfsg), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2006-6170 |
gentoo
|
high | CVE-2006-6170: 1 GLSA(s) (200611-26), 1 atom(s) (net-ftp/proftpd); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-6170 |
ubuntu
|
medium | CVE-2006-6170 medium priority: Ubuntu including 2 source packages (proftpd, proftpd-dfsg), 18 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): DNE 8, released 6, ignored 2, needs-triage 2. | https://ubuntu.com/security/CVE-2006-6170 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| proftpd_project | proftpd | <= 1.3.0a | cpe:2.3:a:proftpd_project:proftpd:*:*:*:*:*:*:*:* |