Buffer overflow in Netscape Directory Server 4.12 and earlier allows remote attackers to cause a denial of service or execute arbitrary commands via a malformed recipient field.
Conclusion & alert: CVE-2001-0164 is rated High Exploit Risk (72.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.17%). Core evidence: 1 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 ↗ |
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 | 2.35% | 2.17% | -0.19% |
| 2 | 2025-04-10 | 3.16% | 2.35% | -0.81% |
| 3 | 2025-03-30 | — | 3.16% | — |
Full EPSS history (8 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 | Product | Version | Raw CPE |
|---|---|---|---|
| netscape | directory_server | <= 4.12 | cpe:2.3:a:netscape:directory_server:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.atstake.com/research/advisories/2001/a030701-1.txt | Exploit Patch Vendor Advisory |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6233 |