The TAR file parser in Avira AntiVir 7.11.1.163, Antiy Labs AVL SDK 2.0.3.7, avast! Antivirus 4.8.1351.0 and 5.0.677.0, AVG Anti-Virus 10.0.0.1190, Bitdefender 7.2, Quick Heal (aka Cat QuickHeal) 11.00, ClamAV 0.96.4, Command Antivirus 5.2.11.5, Emsisoft Anti-Malware 5.1.0.1, eSafe 7.0.17.0, F-Prot Antivirus 4.6.2.117, G Data AntiVirus 21, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, Jiangmin Antivirus 13.0.900, K7 AntiVirus 9.77.3565, Kaspersky Anti-Virus 7.0.0.125, McAfee Anti-Virus Scanning Engine 5.400.0.1158, McAfee Gateway (formerly Webwasher) 2010.1C, Antimalware Engine 1.1.6402.0 in Microsoft Security Essentials 2.0, NOD32 Antivirus 5795, Norman Antivirus 6.06.12, PC Tools AntiVirus 7.0.3.5, Rising Antivirus 22.83.00.03, AVEngine 20101.3.0.103 in Symantec Endpoint Protection 11, Trend Micro AntiVirus 9.120.0.1004, Trend Micro HouseCall 9.120.0.1004, VBA32 3.12.14.2, and VirusBuster 13.6.151.0 allows remote attackers to bypass malware detection via a TAR archive entry with a length field that exceeds the total TAR file size. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different TAR parser implementations.
総合評価: CVE-2012-1457 は中リスク（46.4/100）。CVSS 深刻度は中。悪用される可能性が高い（EPSS 50.85%、98 パーセンタイル） 根拠: EPSS 上、短期間での悪用可能性は高い水準です。 推奨対応: 悪用可能性が高いため、影響範囲の確認と修補の優先付けを推奨します。
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。
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 | 2026-02-20 | 64.88% | 50.85% | -14.03% |
| 2 | 2025-12-01 | 59.21% | 64.88% | +5.67% |
| 3 | 2025-09-20 | — | 59.21% | — |
EPSS の全履歴 （全 10 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 |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2012-1457 low 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-2012-1457 |
suse
|
medium | CVE-2012-1457 severity moderate: SUSE including 25 source package names (clamav-0.100.0-1.17, clamav-0.100.2-33.18.1, …), 33 product×package rows across 21 product lines (SUSE Linux Enterprise Desktop 12, SUSE Linux Enterprise Desktop 12 SP1, … (21 product lines)): Fixed 33. | https://www.suse.com/security/cve/CVE-2012-1457/ |
ubuntu
|
medium | CVE-2012-1457 medium priority: Ubuntu including 1 source packages (clamav), 7 status rows across 7 suites (hardy, lucid, maverick, natty, oneiric, precise, upstream): released 5, ignored 2. | https://ubuntu.com/security/CVE-2012-1457 |
| ベンダー | 製品 | バージョン | 生の CPE |
|---|---|---|---|
| aladdin | esafe | 7.0.17.0 | cpe:2.3:a:aladdin:esafe:7.0.17.0:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 4.8.1351.0 | cpe:2.3:a:alwil:avast_antivirus:4.8.1351.0:*:*:*:*:*:*:* |
| alwil | avast_antivirus | 5.0.677.0 | cpe:2.3:a:alwil:avast_antivirus:5.0.677.0:*:*:*:*:*:*:* |
| anti-virus | vba32 | 3.12.14.2 | cpe:2.3:a:anti-virus:vba32:3.12.14.2:*:*:*:*:*:*:* |
| antiy | avl_sdk | 2.0.3.7 | cpe:2.3:a:antiy:avl_sdk:2.0.3.7:*:*:*:*:*:*:* |
| authentium | command_antivirus | 5.2.11.5 | cpe:2.3:a:authentium:command_antivirus:5.2.11.5:*:*:*:*:*:*:* |
| avg | avg_anti-virus | 10.0.0.1190 | cpe:2.3:a:avg:avg_anti-virus:10.0.0.1190:*:*:*:*:*:*:* |
| avira | antivir | 7.11.1.163 | cpe:2.3:a:avira:antivir:7.11.1.163:*:*:*:*:*:*:* |
| bitdefender | bitdefender | 7.2 | cpe:2.3:a:bitdefender:bitdefender:7.2:*:*:*:*:*:*:* |
| cat | quick_heal | 11.00 | cpe:2.3:a:cat:quick_heal:11.00:*:*:*:*:*:*:* |
| clamav | clamav | 0.96.4 | cpe:2.3:a:clamav:clamav:0.96.4:*:*:*:*:*:*:* |
| emsisoft | anti-malware | 5.1.0.1 | cpe:2.3:a:emsisoft:anti-malware:5.1.0.1:*:*:*:*:*:*:* |
| eset | nod32_antivirus | 5795 | cpe:2.3:a:eset:nod32_antivirus:5795:*:*:*:*:*:*:* |
| f-prot | f-prot_antivirus | 4.6.2.117 | cpe:2.3:a:f-prot:f-prot_antivirus:4.6.2.117:*:*:*:*:*:*:* |
| gdata-software | g_data_antivirus | 21 | cpe:2.3:a:gdata-software:g_data_antivirus:21:*:*:*:*:*:*:* |
| ikarus | ikarus_virus_utilities_t3_command_line_scanner | 1.1.97.0 | cpe:2.3:a:ikarus:ikarus_virus_utilities_t3_command_line_scanner:1.1.97.0:*:*:*:*:*:*:* |
| jiangmin | jiangmin_antivirus | 13.0.900 | cpe:2.3:a:jiangmin:jiangmin_antivirus:13.0.900:*:*:*:*:*:*:* |
| k7computing | antivirus | 9.77.3565 | cpe:2.3:a:k7computing:antivirus:9.77.3565:*:*:*:*:*:*:* |
| kaspersky | kaspersky_anti-virus | 7.0.0.125 | cpe:2.3:a:kaspersky:kaspersky_anti-virus:7.0.0.125:*:*:*:*:*:*:* |
| mcafee | gateway | 2010.1c | cpe:2.3:a:mcafee:gateway:2010.1c:*:*:*:*:*:*:* |
| mcafee | scan_engine | 5.400.0.1158 | cpe:2.3:a:mcafee:scan_engine:5.400.0.1158:*:*:*:*:*:*:* |
| microsoft | security_essentials | 2.0 | cpe:2.3:a:microsoft:security_essentials:2.0:*:*:*:*:*:*:* |
| norman | norman_antivirus_\&_antispyware | 6.06.12 | cpe:2.3:a:norman:norman_antivirus_\&_antispyware:6.06.12:*:*:*:*:*:*:* |
| pc_tools | pc_tools_antivirus | 7.0.3.5 | cpe:2.3:a:pc_tools:pc_tools_antivirus:7.0.3.5:*:*:*:*:*:*:* |
| rising-global | rising_antivirus | 22.83.00.03 | cpe:2.3:a:rising-global:rising_antivirus:22.83.00.03:*:*:*:*:*:*:* |
| symantec | endpoint_protection | 11.0 | cpe:2.3:a:symantec:endpoint_protection:11.0:*:*:*:*:*:*:* |
| trendmicro | housecall | 9.120.0.1004 | cpe:2.3:a:trendmicro:housecall:9.120.0.1004:*:*:*:*:*:*:* |
| trendmicro | trend_micro_antivirus | 9.120.0.1004 | cpe:2.3:a:trendmicro:trend_micro_antivirus:9.120.0.1004:*:*:*:*:*:*:* |
| virusbuster | virusbuster | 13.6.151.0 | cpe:2.3:a:virusbuster:virusbuster:13.6.151.0:*:*:*:*:*:*:* |