lighttpd before 1.4.20 compares URIs to patterns in the (1) url.redirect and (2) url.rewrite configuration settings before performing URL decoding, which might allow remote attackers to bypass intended access restrictions, and obtain sensitive information or possibly modify data.
Conclusion & alert: CVE-2008-4359 is rated Moderate Risk (51.8/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.51%). 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 | 2025-03-30 | 1.05% | 0.51% | -0.54% |
| 2 | 2025-03-29 | 0.48% | 1.05% | +0.57% |
| 3 | 2025-03-17 | — | 0.48% | — |
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 |
|---|---|---|---|
debian
|
low | CVE-2008-4359 low priority: Debian including 1 source packages (lighttpd), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2008-4359 |
gentoo
|
normal | CVE-2008-4359: 1 GLSA(s) (200812-04), 1 atom(s) (www-servers/lighttpd); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2008-4359 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2008-4359 |
ubuntu
|
low | CVE-2008-4359 low priority: Ubuntu including 1 source packages (lighttpd), 12 status rows across 12 suites (dapper, feisty, gutsy, hardy, intrepid, jaunty, karmic, lucid, maverick, natty, oneiric, upstream): not-affected 6, ignored 5, released 1. | https://ubuntu.com/security/CVE-2008-4359 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| lighttpd | lighttpd | < 1.4.20 | cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:* |
| debian | debian_linux | 4.0 | cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:* |