HOMEVULNERABILITIESCVE-2012-1443
MEDIUM

CVE-2012-1443

CWE-264Published: March 21, 2012· Updated: Jun 16, 2026

4.3
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2012-1443 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityM
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityP
AvailabilityNone
AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected Vendors & Products

ahnlab1 product(s)
v3 internet security
aladdin1 product(s)
esafe
alwil1 product(s)
avast antivirus
anti-virus1 product(s)
vba32
antiy1 product(s)
avl sdk
authentium1 product(s)
command antivirus
avg1 product(s)
avg anti-virus
avira1 product(s)
antivir
bitdefender1 product(s)
bitdefender
cat1 product(s)
quick heal
clamav1 product(s)
clamav
Comodo1 product(s)
comodo antivirus
emsisoft1 product(s)
anti-malware
eset1 product(s)
nod32 antivirus
f-prot1 product(s)
f-prot antivirus
f-secure1 product(s)
f-secure anti-virus
Fortinet1 product(s)
fortinet antivirus
gdata-software1 product(s)
g data antivirus
ikarus1 product(s)
ikarus virus utilities t3 command line scanner
jiangmin1 product(s)
jiangmin antivirus
Source: NVD CPE · 36 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

All References (34)

Quick Facts

CVE IDCVE-2012-1443
CVSS Score4.3 / 10
SeverityMEDIUM
WeaknessCWE-264
CISA KEVNo
Affected20 vendor(s)
PublishedMar 21, 2012

Related CVEs (CWE-264)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2012-1443 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.