How severe is CVE-2012-1443?

No CVSS score has been assigned to CVE-2012-1443 yet. Review the advisory details and affected package list to assess your exposure.

Which products are affected by CVE-2012-1443?

CVE-2012-1443 affects the following products: ahnlab v3 internet security, aladdin esafe, alwil avast antivirus, anti-virus vba32, antiy avl sdk, authentium command antivirus, avg avg anti-virus, avira antivir, and 27 more.

How do I patch CVE-2012-1443?

No patch has shipped for CVE-2012-1443 yet — track the ahnlab v3 internet security advisory for a fixed release and apply the workarounds below in the meantime.

How do I detect CVE-2012-1443 across my infrastructure?

Inventory every ahnlab v3 internet security deployment and check each version against the affected-products list above.

How do I mitigate CVE-2012-1443 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Is CVE-2012-1443 actively exploited in the wild?

No public exploit code has been indexed for CVE-2012-1443 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2012-1443?

CVE-2012-1443 has an EPSS (Exploit Prediction Scoring System) score of 99.6%, placing it in the 100th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. A score above 50% indicates significantly elevated exploitation risk — immediate patching is strongly recommended.

What type of vulnerability is CVE-2012-1443?

CVE-2012-1443 is classified as CWE-264 (CWE-264). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

Which products and versions are affected by CVE-2012-1443?

CVE-2012-1443 affects ahnlab v3 internet security (1 version, e.g. 2011.01.18.00); aladdin esafe (1 version, e.g. 7.0.17.0); alwil avast antivirus (2 versions, e.g. 4.8.1351.0, 5.0.677.0); anti-virus vba32 (1 version, e.g. 3.12.14.2), and 31 more product(s). Check the affected-products list on this page against your deployed version to confirm exposure.

When was CVE-2012-1443 published, and has it been updated?

CVE-2012-1443 was published on March 21, 2012 and was last updated on June 16, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

CVE-2012-1443: V3 Internet Security

EPSS Exploitation Probability

via FIRST.org ↗

99.6%probability of exploitation in next 30 days

Very High Risk0.00%

Lower risk than most CVEs100th percentile — riskier than 100% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Description

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.

Affected Products

35 products · 36 configurations

Application

v3 internet securityahnlab

1 version

2011.01.18.00

Application

esafealaddin

1 version

7.0.17.0

Application

avast antivirusalwil

2 versions

4.8.1351.05.0.677.0

Application

vba32anti-virus

1 version

3.12.14.2

Application

avl sdkantiy

1 version

2.0.3.7

Application

command antivirusauthentium

1 version

5.2.11.5

Detection & mitigation playbook

Vendor / appliance

Detect
Inventory every ahnlab v3 internet security deployment and check each version against the affected-products list above.
Remediation status
No patch has shipped for CVE-2012-1443 yet — track the ahnlab v3 internet security advisory for a fixed release and apply the workarounds below in the meantime.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

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 Micros

O3 Security · Runtime Protection

Is CVE-2012-1443 being exploited in your environment?

Detect and block the exploit chain at execution, on systems you cannot patch yet.

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CVE-2012-1443 — V3 Internet Security

EPSS Exploitation Probability

Description

Affected Products

Detection & mitigation playbook

Detect

Remediation status

Mitigate without a patch

Frequently Asked Questions

Is CVE-2012-1443 being exploited in your environment?