Argument injection vulnerability in scponlyc in scponly 4.1 and earlier, when both scp and rsync compatibility are enabled, allows local users to execute arbitrary applications via "getopt" style argument specifications, which are not filtered.
Conclusion & alert: CVE-2005-4533 is rated Moderate Risk (54.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.46%). Mandatory action: Review affected assets and schedule 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 | 2026-06-16 | 1.42% | 1.46% | +0.03% |
| 2 | 2026-06-15 | 0.63% | 1.42% | +0.79% |
| 3 | 2025-03-30 | — | 0.63% | — |
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 | priority | summary | link |
|---|---|---|---|
gentoo
|
high | CVE-2005-4533: 1 GLSA(s) (200512-17), 1 atom(s) (net-misc/scponly); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2005-4533 |
ubuntu
|
medium | CVE-2005-4533 medium priority: Ubuntu including 1 source packages (scponly), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. | https://ubuntu.com/security/CVE-2005-4533 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| scponly | scponly | 2.0 | cpe:2.3:a:scponly:scponly:2.0:*:*:*:*:*:*:* |
| scponly | scponly | 2.1 | cpe:2.3:a:scponly:scponly:2.1:*:*:*:*:*:*:* |
| scponly | scponly | 3.0 | cpe:2.3:a:scponly:scponly:3.0:*:*:*:*:*:*:* |
| scponly | scponly | 3.5 | cpe:2.3:a:scponly:scponly:3.5:*:*:*:*:*:*:* |
| scponly | scponly | 3.8 | cpe:2.3:a:scponly:scponly:3.8:*:*:*:*:*:*:* |
| scponly | scponly | 3.9 | cpe:2.3:a:scponly:scponly:3.9:*:*:*:*:*:*:* |
| scponly | scponly | 3.11 | cpe:2.3:a:scponly:scponly:3.11:*:*:*:*:*:*:* |
| scponly | scponly | 4.1 | cpe:2.3:a:scponly:scponly:4.1:*:*:*:*:*:*:* |