Unknown vulnerability in ALWIL avast! antivirus 4 (4.6.6230) and earlier, when running on Windows NT 4.0, does not properly detect certain viruses.
Conclusion & alert: CVE-2005-1719 is rated Moderate Risk (55.5/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.46%). 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 | 0.47% | 1.46% | +1.00% |
| 2 | 2025-03-23 | 0.32% | 0.47% | +0.14% |
| 3 | 2024-12-17 | — | 0.32% | — |
Full EPSS history (6 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 |
|---|---|---|---|
| alwil | avast_antivirus | 4.0.168 | cpe:2.3:a:alwil:avast_antivirus:4.0.168:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.172 | cpe:2.3:a:alwil:avast_antivirus:4.0.172:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.183 | cpe:2.3:a:alwil:avast_antivirus:4.0.183:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.202 | cpe:2.3:a:alwil:avast_antivirus:4.0.202:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.211 | cpe:2.3:a:alwil:avast_antivirus:4.0.211:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.229 | cpe:2.3:a:alwil:avast_antivirus:4.0.229:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.0.235 | cpe:2.3:a:alwil:avast_antivirus:4.0.235:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.260 | cpe:2.3:a:alwil:avast_antivirus:4.1.260:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.268 | cpe:2.3:a:alwil:avast_antivirus:4.1.268:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.278 | cpe:2.3:a:alwil:avast_antivirus:4.1.278:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.287 | cpe:2.3:a:alwil:avast_antivirus:4.1.287:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.289 | cpe:2.3:a:alwil:avast_antivirus:4.1.289:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.304 | cpe:2.3:a:alwil:avast_antivirus:4.1.304:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.319 | cpe:2.3:a:alwil:avast_antivirus:4.1.319:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.335 | cpe:2.3:a:alwil:avast_antivirus:4.1.335:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.342 | cpe:2.3:a:alwil:avast_antivirus:4.1.342:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.357 | cpe:2.3:a:alwil:avast_antivirus:4.1.357:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.389 | cpe:2.3:a:alwil:avast_antivirus:4.1.389:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.396 | cpe:2.3:a:alwil:avast_antivirus:4.1.396:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.412 | cpe:2.3:a:alwil:avast_antivirus:4.1.412:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.418 | cpe:2.3:a:alwil:avast_antivirus:4.1.418:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.1.501 | cpe:2.3:a:alwil:avast_antivirus:4.1.501:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.5.518 | cpe:2.3:a:alwil:avast_antivirus:4.5.518:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.5.549 | cpe:2.3:a:alwil:avast_antivirus:4.5.549:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.5.561 | cpe:2.3:a:alwil:avast_antivirus:4.5.561:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.6.603 | cpe:2.3:a:alwil:avast_antivirus:4.6.603:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.6.623 | cpe:2.3:a:alwil:avast_antivirus:4.6.623:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://securitytracker.com/id?1013991 | Vendor Advisory |
| http://www.avast.com/eng/av4_revision_history.html | Patch |