The RAR file parser in ClamAV 0.96.4, Rising Antivirus 22.83.00.03, Quick Heal (aka Cat QuickHeal) 11.00, G Data AntiVirus 21, AVEngine 20101.3.0.103 in Symantec Endpoint Protection 11, Command Antivirus 5.2.11.5, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, Emsisoft Anti-Malware 5.1.0.1, PC Tools AntiVirus 7.0.3.5, F-Prot Antivirus 4.6.2.117, VirusBuster 13.6.151.0, Fortinet Antivirus 4.2.254.0, Antiy Labs AVL SDK 2.0.3.7, K7 AntiVirus 9.77.3565, Trend Micro HouseCall 9.120.0.1004, Kaspersky Anti-Virus 7.0.0.125, Jiangmin Antivirus 13.0.900, Antimalware Engine 1.1.6402.0 in Microsoft Security Essentials 2.0, Sophos Anti-Virus 4.61.0, NOD32 Antivirus 5795, Avira AntiVir 7.11.1.163, Norman Antivirus 6.06.12, McAfee Anti-Virus Scanning Engine 5.400.0.1158, Panda Antivirus 10.0.2.7, McAfee Gateway (formerly Webwasher) 2010.1C, Trend Micro AntiVirus 9.120.0.1004, Comodo Antivirus 7424, Bitdefender 7.2, eSafe 7.0.17.0, F-Secure Anti-Virus 9.0.16160.0, nProtect Anti-Virus 2011-01-17.01, AhnLab V3 Internet Security 2011.01.18.00, AVG Anti-Virus 10.0.0.1190, avast! Antivirus 4.8.1351.0 and 5.0.677.0, and VBA32 3.12.14.2 allows user-assisted remote attackers to bypass malware detection via a RAR file with an initial MZ character sequence. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different RAR parser implementations.
Conclusion & alert: CVE-2012-1443 is rated Moderate Risk (46.4/100): CVSS Medium severity, with high exploitation likelihood (EPSS 50.21%, 98th 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 | 2025-06-03 | 56.55% | 50.21% | -6.34% |
| 2 | 2025-03-30 | 59.07% | 56.55% | -2.52% |
| 3 | 2025-03-29 | — | 59.07% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
ubuntu
|
medium | CVE-2012-1443 medium priority: Ubuntu including 1 source packages (clamav), 7 status rows across 7 suites (hardy, lucid, maverick, natty, oneiric, precise, upstream): not-affected 5, ignored 1, needed 1. | https://ubuntu.com/security/CVE-2012-1443 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ahnlab | v3_internet_security | 2011.01.18.00 | cpe:2.3:a:ahnlab:v3_internet_security:2011.01.18.00:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |
| comodo | comodo_antivirus | 7424 | cpe:2.3:a:comodo:comodo_antivirus:7424:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |
| f-secure | f-secure_anti-virus | 9.0.16160.0 | cpe:2.3:a:f-secure:f-secure_anti-virus:9.0.16160.0:*:*:*:*:*:*:* |
| fortinet | fortinet_antivirus | 4.2.254.0 | cpe:2.3:a:fortinet:fortinet_antivirus:4.2.254.0:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |
| nprotect | nprotect_antivirus | 2011-01-17.01 | cpe:2.3:a:nprotect:nprotect_antivirus:2011-01-17.01:*:*:*:*:*:*:* |
| pandasecurity | panda_antivirus | 10.0.2.7 | cpe:2.3:a:pandasecurity:panda_antivirus:10.0.2.7:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |
| sophos | sophos_anti-virus | 4.61.0 | cpe:2.3:a:sophos:sophos_anti-virus:4.61.0:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |