Multiple memory leaks in Red Hat Directory Server 7.1 before SP7, Red Hat Directory Server 8, and Fedora Directory Server 1.1.1 and earlier allow remote attackers to cause a denial of service (memory consumption) via vectors involving (1) the authentication / bind phase and (2) anonymous LDAP search requests.
Conclusion & alert: CVE-2008-3283 is rated Moderate Risk (63.5/100): CVSS High severity, with high exploitation likelihood (EPSS 7.32%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 6.82% | 7.32% | +0.50% |
| 2 | 2025-03-29 | 7.32% | 6.82% | -0.50% |
| 3 | 2025-03-17 | — | 7.32% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2008-3283 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| fedora | directory_server | 1.1.1 | cpe:2.3:a:fedora:directory_server:1.1.1:*:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp1:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp2:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp3:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp4:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp5:*:*:*:*:*:* |
| redhat | directory_server | 7.1 | cpe:2.3:a:redhat:directory_server:7.1:sp6:*:*:*:*:*:* |
| redhat | directory_server | 8.0 | cpe:2.3:a:redhat:directory_server:8.0:*:*:*:*:*:*:* |