Directory traversal vulnerability in the xsp component in mod_mono in Mono/C# web server, as used in SUSE Open-Enterprise-Server 1 and SUSE Linux 9.2 through 10.0, allows remote attackers to read arbitrary files via a .. (dot dot) sequence in an HTTP request.
Conclusion & alert: CVE-2006-2658 is rated Moderate Risk (44.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.67%). 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 | 2025-10-06 | 0.64% | 0.67% | +0.03% |
| 2 | 2025-03-30 | 1.26% | 0.64% | -0.62% |
| 3 | 2025-03-29 | — | 1.26% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2006-2658 not yet assigned priority: Debian including 1 source packages (xsp), 2 status rows across 2 suites (bookworm, bullseye): resolved 2. | https://security-tracker.debian.org/tracker/CVE-2006-2658 |
ubuntu
|
medium | CVE-2006-2658 medium priority: Ubuntu including 1 source packages (xsp), 9 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): released 7, ignored 1, needs-triage 1. | https://ubuntu.com/security/CVE-2006-2658 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mono | xsp | — | cpe:2.3:a:mono:xsp:*:*:*:*:*:*:*:* |
| suse | suse_open_enterprise_server | 1 | cpe:2.3:a:suse:suse_open_enterprise_server:1:*:*:*:*:*:*:* |
| suse | suse_linux | 9.2 | cpe:2.3:o:suse:suse_linux:9.2:*:personal:*:*:*:*:* |
| suse | suse_linux | 9.2 | cpe:2.3:o:suse:suse_linux:9.2:*:professional:*:*:*:*:* |
| suse | suse_linux | 9.2 | cpe:2.3:o:suse:suse_linux:9.2:*:x86_64:*:*:*:*:* |
| suse | suse_linux | 9.3 | cpe:2.3:o:suse:suse_linux:9.3:*:personal:*:*:*:*:* |
| suse | suse_linux | 9.3 | cpe:2.3:o:suse:suse_linux:9.3:*:professional:*:*:*:*:* |
| suse | suse_linux | 9.3 | cpe:2.3:o:suse:suse_linux:9.3:*:x86_64:*:*:*:*:* |
| suse | suse_linux | 10.0 | cpe:2.3:o:suse:suse_linux:10.0:*:oss:*:*:*:*:* |
| suse | suse_linux | 10.0 | cpe:2.3:o:suse:suse_linux:10.0:*:professional:*:*:*:*:* |
| suse | suse_linux | 10.1 | cpe:2.3:o:suse:suse_linux:10.1:*:personal:*:*:*:*:* |
| suse | suse_linux | 10.1 | cpe:2.3:o:suse:suse_linux:10.1:*:professional:*:*:*:*:* |