Integer overflow in libclamav in ClamAV before 0.92 allows remote attackers to execute arbitrary code via a crafted MEW packed PE file, which triggers a heap-based buffer overflow.
Conclusion & alert: CVE-2007-6335 is rated High Exploit Risk (80.5/100): CVSS High severity, with high exploitation likelihood (EPSS 40.41%, 97th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.41% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 4862 | exploit_db | edb | 2008-01-07 | Exploit-DB ↗ |
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 | 2026-03-06 | 39.00% | 40.41% | +1.41% |
| 2 | 2025-03-30 | 54.28% | 39.00% | -15.28% |
| 3 | 2025-03-29 | — | 54.28% | — |
Full EPSS history (11 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-2007-6335 not yet assigned priority: Debian including 1 source packages (clamav), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2007-6335 |
gentoo
|
high | CVE-2007-6335: 1 GLSA(s) (200712-20), 1 atom(s) (app-antivirus/clamav); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-6335 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2007-6335 |
suse
|
high | CVE-2007-6335 severity important: SUSE including 17 source package names (clamav, clamav-0.103.3-1.4, …), 30 product×package rows across 20 product lines (SLES for SAP Applications 11 SP2, SUSE Linux Enterprise Desktop 12, … (20 product lines)): Fixed 16, Known Not Affected 14. | https://www.suse.com/security/cve/CVE-2007-6335/ |
ubuntu
|
medium | CVE-2007-6335 medium priority: Ubuntu including 1 source packages (clamav), 6 status rows across 6 suites (dapper, edgy, feisty, gutsy, hardy, upstream): released 4, ignored 1, not-affected 1. | https://ubuntu.com/security/CVE-2007-6335 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| clam_anti-virus | clamav | <= 0.92 | cpe:2.3:a:clam_anti-virus:clamav:*:*:*:*:*:*:*:* |