Buffer overflow in uidadmin in Caldera Open Unix 8.0.0 and UnixWare 7 allows local users to gain root privileges via a long -S (scheme) command line argument.
Conclusion & alert: CVE-2001-1063 is rated Low Risk (33.6/100): CVSS High severity, with low exploitation likelihood (EPSS 0.05%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-03-17 | 0.04% | 0.05% | +0.01% |
| 2 | 2023-03-07 | 0.89% | 0.04% | -0.85% |
| 3 | 2022-02-04 | — | 0.89% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| URL | Tags |
|---|---|
| ftp://stage.caldera.com/pub/security/openunix/CSSA-2001-SCO.14/CSSA-2001-SCO.14.txt | Vendor Advisory |
| http://www.securityfocus.com/bid/3244 | Patch Vendor Advisory |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/7036 |