Buffer overflow in the LHA decompression component in F-Secure anti-virus products for Microsoft Windows and Linux before 20070529 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted LHA archive, related to an integer wrap, a similar issue to CVE-2006-4335.
Conclusion & alert: CVE-2007-2966 is rated Moderate Risk (61.8/100): CVSS High severity, with high exploitation likelihood (EPSS 6.00%, 90th 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 | 2026-01-17 | 5.85% | 6.00% | +0.16% |
| 2 | 2025-03-30 | 4.34% | 5.85% | +1.51% |
| 3 | 2025-03-29 | — | 4.34% | — |
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 | Product | Version | Raw CPE |
|---|---|---|---|
| f-secure | f-secure_anti-virus | <= 4.65 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:linux_gateways:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 4.65 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:linux_servers:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 5.42 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:windows_servers:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 5.44 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:workstations:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 5.52 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:citrix_servers:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 5.61 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:mimesweeper:*:*:*:*:* |
| f-secure | f-secure_anti-virus | <= 6.40 | cpe:2.3:a:f-secure:f-secure_anti-virus:*:*:ms_exchange:*:*:*:*:* |
| f-secure | f-secure_anti-virus | 2005 | cpe:2.3:a:f-secure:f-secure_anti-virus:2005:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus | 2006 | cpe:2.3:a:f-secure:f-secure_anti-virus:2006:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus | 2007 | cpe:2.3:a:f-secure:f-secure_anti-virus:2007:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus_client_security | <= 6.03 | cpe:2.3:a:f-secure:f-secure_anti-virus_client_security:*:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus_linux_client_security | <= 5.30 | cpe:2.3:a:f-secure:f-secure_anti-virus_linux_client_security:*:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus_linux_server_security | <= 5.30 | cpe:2.3:a:f-secure:f-secure_anti-virus_linux_server_security:*:*:*:*:*:*:*:* |
| f-secure | f-secure_internet_security | 2005 | cpe:2.3:a:f-secure:f-secure_internet_security:2005:*:*:*:*:*:*:* |
| f-secure | f-secure_internet_security | 2006 | cpe:2.3:a:f-secure:f-secure_internet_security:2006:*:*:*:*:*:*:* |
| f-secure | f-secure_internet_security | 2007 | cpe:2.3:a:f-secure:f-secure_internet_security:2007:*:*:*:*:*:*:* |
| f-secure | f-secure_protection_service | <= 6.40 | cpe:2.3:a:f-secure:f-secure_protection_service:*:*:consumers:*:*:*:*:* |
| f-secure | internet_gatekeeper | <= 2.16 | cpe:2.3:a:f-secure:internet_gatekeeper:*:*:linux:*:*:*:*:* |
| f-secure | internet_gatekeeper | <= 6.60 | cpe:2.3:a:f-secure:internet_gatekeeper:*:*:*:*:*:*:*:* |