Buffer overflow in NIS+, in Sun's rpc.nisd program.
Conclusion & alert: CVE-1999-0008 is rated High Risk (71.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.90%). Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-06-21 | 3.79% | 3.90% | +0.11% |
| 2 | 2026-06-15 | 3.94% | 3.79% | -0.15% |
| 3 | 2026-04-12 | — | 3.94% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-1999-0008: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-1999-0008 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hp | hp-ux | 10.34 | cpe:2.3:o:hp:hp-ux:10.34:*:*:*:*:*:*:* |
| hp | hp-ux | 11.00 | cpe:2.3:o:hp:hp-ux:11.00:*:*:*:*:*:*:* |
| sun | solaris | 2.6 | cpe:2.3:o:sun:solaris:2.6:*:*:*:*:*:*:* |
| sun | sunos | 5.3 | cpe:2.3:o:sun:sunos:5.3:*:*:*:*:*:*:* |
| sun | sunos | 5.4 | cpe:2.3:o:sun:sunos:5.4:*:*:*:*:*:*:* |
| sun | sunos | 5.5 | cpe:2.3:o:sun:sunos:5.5:*:*:*:*:*:*:* |
| sun | sunos | 5.5.1 | cpe:2.3:o:sun:sunos:5.5.1:*:*:*:*:*:*:* |