The good_client function in nfs-utils 1.0.9, and possibly other versions before 1.1.3, invokes the hosts_ctl function with the wrong order of arguments, which causes TCP Wrappers to ignore netgroups and allows remote attackers to bypass intended access restrictions.
Conclusion & alert: CVE-2008-4552 is rated Moderate Risk (59.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.30%). 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 | 2026-06-15 | 1.35% | 2.30% | +0.94% |
| 2 | 2025-03-30 | 2.52% | 1.35% | -1.17% |
| 3 | 2025-03-29 | — | 2.52% | — |
Full EPSS history (9 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
|
not yet assigned | CVE-2008-4552 not yet assigned priority: Debian including 1 source packages (nfs-utils), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2008-4552 |
gentoo
|
normal | CVE-2008-4552: 1 GLSA(s) (200903-06), 1 atom(s) (net-fs/nfs-utils); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2008-4552 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2008-4552 |
ubuntu
|
medium | CVE-2008-4552 medium priority: Ubuntu including 1 source packages (nfs-utils), 5 status rows across 5 suites (dapper, gutsy, hardy, intrepid, upstream): released 5. | https://ubuntu.com/security/CVE-2008-4552 |
This issue affected Red Hat Enterprise Linux 5 and was addressed by https://rhn.redhat.com/errata/RHSA-2009-1321.html
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nfs | nfs-utils | <= 1.1.2 | cpe:2.3:a:nfs:nfs-utils:*:*:*:*:*:*:*:* |
| nfs | nfs-utils | 0.2 | cpe:2.3:a:nfs:nfs-utils:0.2:*:*:*:*:*:*:* |
| nfs | nfs-utils | 0.2.1 | cpe:2.3:a:nfs:nfs-utils:0.2.1:*:*:*:*:*:*:* |
| nfs | nfs-utils | 0.3.1 | cpe:2.3:a:nfs:nfs-utils:0.3.1:*:*:*:*:*:*:* |
| nfs | nfs-utils | 0.3.3 | cpe:2.3:a:nfs:nfs-utils:0.3.3:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0 | cpe:2.3:a:nfs:nfs-utils:1.0:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.1 | cpe:2.3:a:nfs:nfs-utils:1.0.1:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.2 | cpe:2.3:a:nfs:nfs-utils:1.0.2:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.3 | cpe:2.3:a:nfs:nfs-utils:1.0.3:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.4 | cpe:2.3:a:nfs:nfs-utils:1.0.4:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.6 | cpe:2.3:a:nfs:nfs-utils:1.0.6:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.7 | cpe:2.3:a:nfs:nfs-utils:1.0.7:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.7 | cpe:2.3:a:nfs:nfs-utils:1.0.7:pre-1:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.7 | cpe:2.3:a:nfs:nfs-utils:1.0.7:pre-2:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.8 | cpe:2.3:a:nfs:nfs-utils:1.0.8:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.8 | cpe:2.3:a:nfs:nfs-utils:1.0.8:rc-1:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.8 | cpe:2.3:a:nfs:nfs-utils:1.0.8:rc-2:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.8 | cpe:2.3:a:nfs:nfs-utils:1.0.8:rc-3:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.8 | cpe:2.3:a:nfs:nfs-utils:1.0.8:rc-4:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.9 | cpe:2.3:a:nfs:nfs-utils:1.0.9:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.10 | cpe:2.3:a:nfs:nfs-utils:1.0.10:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.11 | cpe:2.3:a:nfs:nfs-utils:1.0.11:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.0.12 | cpe:2.3:a:nfs:nfs-utils:1.0.12:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.1.0 | cpe:2.3:a:nfs:nfs-utils:1.1.0:*:*:*:*:*:*:* |
| nfs | nfs-utils | 1.1.0 | cpe:2.3:a:nfs:nfs-utils:1.1.0:rc-1:*:*:*:*:*:* |
| nfs | nfs-utils | 1.1.1 | cpe:2.3:a:nfs:nfs-utils:1.1.1:*:*:*:*:*:*:* |