CVE-2012-1452: The CAB file parser in Emsisoft Anti-Malware 5.1.0.1, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0,

This week

MEDIUM 4.3DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2012-1452 is a medium-severity flaw (CVSS 4.3) affecting quick heal, anti-malware, ikarus virus utilities t3 command line scanner. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The CAB file parser in Emsisoft Anti-Malware 5.1.0.1, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, and Quick Heal (aka Cat QuickHeal) 11.00 allows remote attackers to bypass malware detection via a CAB file with a modified reserved1 field. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different CAB parser implementations.

Why this priority

EPSS top 1%: very likely to be exploited

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	88.9% (top 1%)
CISA exploited list	No
Weakness	CWE-264
Published	2012-03-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: cat · emsisoft · ikarus

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2012-03-21 10:11 UTCPublished CVE record published
2026-06-16 23:39 UTCUpdated Record last modified

cat quick heal DOWNGRADE

Affected: 11.00

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.00

1. Check installed version

apt-cache policy quick-heal || rpm -q quick-heal || quick-heal --version

2. No fixed release: DOWNGRADE to a release before 11.00 (Debian / Ubuntu)

apt-cache madison quick-heal sudo apt install quick-heal=<VERSION_BEFORE_11.00> sudo apt-mark hold quick-heal

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list quick-heal sudo dnf downgrade quick-heal-<VERSION_BEFORE_11.00> sudo dnf versionlock add quick-heal

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

emsisoft anti-malware DOWNGRADE

Affected: 5.1.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.1.0.1

1. Check installed version

apt-cache policy anti-malware || rpm -q anti-malware || anti-malware --version

2. No fixed release: DOWNGRADE to a release before 5.1.0.1 (Debian / Ubuntu)

apt-cache madison anti-malware sudo apt install anti-malware=<VERSION_BEFORE_5.1.0.1> sudo apt-mark hold anti-malware

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list anti-malware sudo dnf downgrade anti-malware-<VERSION_BEFORE_5.1.0.1> sudo dnf versionlock add anti-malware

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

ikarus ikarus virus utilities t3 command line scanner DOWNGRADE

Affected: 1.1.97.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.97.0

1. Check installed version

apt-cache policy ikarus-virus-utilities-t3-command-line-scanner || rpm -q ikarus-virus-utilities-t3-command-line-scanner || ikarus-virus-utilities-t3-command-line-scanner --version

2. No fixed release: DOWNGRADE to a release before 1.1.97.0 (Debian / Ubuntu)

apt-cache madison ikarus-virus-utilities-t3-command-line-scanner sudo apt install ikarus-virus-utilities-t3-command-line-scanner=<VERSION_BEFORE_1.1.97.0> sudo apt-mark hold ikarus-virus-utilities-t3-command-line-scanner

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ikarus-virus-utilities-t3-command-line-scanner sudo dnf downgrade ikarus-virus-utilities-t3-command-line-scanner-<VERSION_BEFORE_1.1.97.0> sudo dnf versionlock add ikarus-virus-utilities-t3-command-line-scanner

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2012-1452?

quick heal: downgrade or apply the listed mitigation; anti-malware: downgrade or apply the listed mitigation; ikarus virus utilities t3 command line scanner: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2012-1452 being exploited?

CVE-2012-1452 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2012-1452 affect?

CVE-2012-1452 affects quick heal, anti-malware, ikarus virus utilities t3 command line scanner. Severity is medium (CVSS 4.3). The CAB file parser in Emsisoft Anti-Malware 5.1.0.1, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, and Quick Heal (aka Cat QuickHeal) 11.00 allows remote attackers to bypass malware detection via a CAB file with a modified reser

How urgent is CVE-2012-1452?

Priority 40/100. EPSS top 1%: very likely to be exploited

Related CVEs

CVE-2012-1463 MEDIUM 4.3 DOWNGRADE DOWNGRADE The ELF file parser in AhnLab V3 Internet Security 2011.01.18.00, Bitdefender 7.2, Quick Heal (aka Cat QuickHe
CVE-2012-1462 MEDIUM 4.3 DOWNGRADE DOWNGRADE The ZIP file parser in AhnLab V3 Internet Security 2011.01.18.00, AVG Anti-Virus 10.0.0.1190, Quick Heal (aka
CVE-2012-1460 MEDIUM 4.3 DOWNGRADE DOWNGRADE The Gzip file parser in Antiy Labs AVL SDK 2.0.3.7, Quick Heal (aka Cat QuickHeal) 11.00, Command Antivirus 5.
CVE-2012-1456 MEDIUM 4.3 DOWNGRADE DOWNGRADE The TAR file parser in AVG Anti-Virus 10.0.0.1190, Quick Heal (aka Cat QuickHeal) 11.00, Comodo Antivirus 7424
CVE-2012-1448 MEDIUM 4.3 DOWNGRADE DOWNGRADE The CAB file parser in Quick Heal (aka Cat QuickHeal) 11.00, Trend Micro AntiVirus 9.120.0.1004, Ikarus Virus

References

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