Heap-based buffer overflow in the pefromupx function in libclamav/upx.c in Clam AntiVirus (ClamAV) 0.81 through 0.88.3 allows remote attackers to execute arbitrary code via a crafted UPX packed file containing sections with large rsize values.
総合評価: CVE-2006-4018 は悪用リスクが高い(73.9/100)。CVSS 深刻度は高。悪用される可能性が高い(EPSS 18.00%、97 パーセンタイル) 根拠: 公開エクスプロイトが 3 件参照されています(Exploit-DB)。 推奨対応: 公開エクスプロイトが確認されています。影響範囲の確認、緩和策の適用、パッチ適用を優先してください。
リスクは変動します。再評価に基づき、本ページの表示内容を更新しています。
| EDB-ID | ソース | 種別 | 公開 | リンク |
|---|---|---|---|---|
| 28348 | exploit_db | edb | 2006-08-07 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS は日次で悪用されやすさの相対度合いを推定します。パーセンタイルは採点済み CVE の中での相対位置(高いほど相対的に深刻)を示します。
| # | 日付 | 旧 EPSS スコア | 新 EPSS スコア | Δ(新 − 旧) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 44.63% | 18.00% | -26.63% |
| 2 | 2025-12-28 | 40.91% | 44.63% | +3.72% |
| 3 | 2025-12-27 | — | 40.91% | — |
EPSS の全履歴 (全 19 件)
この CVE の CVSS 指標。
| ベーススコア | バージョン | 深刻度 | ベクトル | 悪用しやすさ | 影響 | スコアの出典 |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
high | CVE-2006-4018 high 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-2006-4018 |
gentoo
|
high | CVE-2006-4018: 1 GLSA(s) (200608-13), 1 atom(s) (app-antivirus/clamav); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-4018 |
ubuntu
|
medium | CVE-2006-4018 medium priority: Ubuntu including 1 source packages (clamav), 5 status rows across 5 suites (dapper, edgy, feisty, gutsy, upstream): released 3, ignored 1, needs-triage 1. | https://ubuntu.com/security/CVE-2006-4018 |
: This vulnerability is addressed in the following product release: Clam Anti-Virus, ClamAV, 0.88.4
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| clamav | clamav | 0.81 | cpe:2.3:a:clamav:clamav:0.81:*:*:*:*:*:*:* |
| clamav | clamav | 0.81 | cpe:2.3:a:clamav:clamav:0.81:rc1:*:*:*:*:*:* |
| clamav | clamav | 0.82 | cpe:2.3:a:clamav:clamav:0.82:*:*:*:*:*:*:* |
| clamav | clamav | 0.83 | cpe:2.3:a:clamav:clamav:0.83:*:*:*:*:*:*:* |
| clamav | clamav | 0.84 | cpe:2.3:a:clamav:clamav:0.84:*:*:*:*:*:*:* |
| clamav | clamav | 0.84 | cpe:2.3:a:clamav:clamav:0.84:rc1:*:*:*:*:*:* |
| clamav | clamav | 0.84 | cpe:2.3:a:clamav:clamav:0.84:rc2:*:*:*:*:*:* |
| clamav | clamav | 0.85 | cpe:2.3:a:clamav:clamav:0.85:*:*:*:*:*:*:* |
| clamav | clamav | 0.85.1 | cpe:2.3:a:clamav:clamav:0.85.1:*:*:*:*:*:*:* |
| clamav | clamav | 0.86 | cpe:2.3:a:clamav:clamav:0.86:*:*:*:*:*:*:* |
| clamav | clamav | 0.86 | cpe:2.3:a:clamav:clamav:0.86:rc1:*:*:*:*:*:* |
| clamav | clamav | 0.86.1 | cpe:2.3:a:clamav:clamav:0.86.1:*:*:*:*:*:*:* |
| clamav | clamav | 0.86.2 | cpe:2.3:a:clamav:clamav:0.86.2:*:*:*:*:*:*:* |
| clamav | clamav | 0.87 | cpe:2.3:a:clamav:clamav:0.87:*:*:*:*:*:*:* |
| clamav | clamav | 0.87.1 | cpe:2.3:a:clamav:clamav:0.87.1:*:*:*:*:*:*:* |
| clamav | clamav | 0.88 | cpe:2.3:a:clamav:clamav:0.88:*:*:*:*:*:*:* |
| clamav | clamav | 0.88.1 | cpe:2.3:a:clamav:clamav:0.88.1:*:*:*:*:*:*:* |
| clamav | clamav | 0.88.2 | cpe:2.3:a:clamav:clamav:0.88.2:*:*:*:*:*:*:* |
| clamav | clamav | 0.88.3 | cpe:2.3:a:clamav:clamav:0.88.3:*:*:*:*:*:*:* |