Vulnerability in mkacct in HP-UX 11.04 running Virtualvault Operating System (VVOS) 4.0 and 4.5 allows attackers to elevate privileges.
Conclusion & alert: CVE-2001-1264 is rated High Exploit Risk (86.1/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.95%). 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 | 4.03% | 3.95% | -0.08% |
| 2 | 2026-01-30 | 1.34% | 4.03% | +2.69% |
| 3 | 2025-05-20 | — | 1.34% | — |
Full EPSS history (8 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] |
| URL | Tags |
|---|---|
| http://ciac.llnl.gov/ciac/bulletins/l-119.shtml | Exploit Patch Vendor Advisory |
| http://www.kb.cert.org/vuls/id/420475 | US Government Resource |
| http://www.securityfocus.com/advisories/3459 | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/3072 | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/6867 |