CVE-2012-1455: The CAB file parser in NOD32 Antivirus 5795 and Rising Antivirus 22.83.00.03 allows remote attackers to bypass

This week

MEDIUM 4.3DOWNGRADEDOWNGRADE

CVE-2012-1455 is a medium-severity flaw (CVSS 4.3) affecting nod32 antivirus, rising antivirus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The CAB file parser in NOD32 Antivirus 5795 and Rising Antivirus 22.83.00.03 allows remote attackers to bypass malware detection via a CAB file with a modified vMinor version 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	61.1% (top 1%)
CISA exploited list	No
Weakness	CWE-264
Published	2012-03-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: eset · rising-global

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

eset nod32 antivirus DOWNGRADE

Affected: 5795

Fixed in: no fixed release known

Safe to downgrade to: a release before 5795

1. Check installed version

apt-cache policy nod32-antivirus || rpm -q nod32-antivirus || nod32-antivirus --version

2. No fixed release: DOWNGRADE to a release before 5795 (Debian / Ubuntu)

apt-cache madison nod32-antivirus sudo apt install nod32-antivirus=<VERSION_BEFORE_5795> sudo apt-mark hold nod32-antivirus

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

dnf --showduplicates list nod32-antivirus sudo dnf downgrade nod32-antivirus-<VERSION_BEFORE_5795> sudo dnf versionlock add nod32-antivirus

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.

rising-global rising antivirus DOWNGRADE

Affected: 22.83.00.03

Fixed in: no fixed release known

Safe to downgrade to: a release before 22.83.00.03

1. Check installed version

apt-cache policy rising-antivirus || rpm -q rising-antivirus || rising-antivirus --version

2. No fixed release: DOWNGRADE to a release before 22.83.00.03 (Debian / Ubuntu)

apt-cache madison rising-antivirus sudo apt install rising-antivirus=<VERSION_BEFORE_22.83.00.03> sudo apt-mark hold rising-antivirus

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

dnf --showduplicates list rising-antivirus sudo dnf downgrade rising-antivirus-<VERSION_BEFORE_22.83.00.03> sudo dnf versionlock add rising-antivirus

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-2012-1455?

nod32 antivirus: downgrade or apply the listed mitigation; rising antivirus: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2012-1455 being exploited?

CVE-2012-1455 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-2012-1455 affect?

CVE-2012-1455 affects nod32 antivirus, rising antivirus. Severity is medium (CVSS 4.3). The CAB file parser in NOD32 Antivirus 5795 and Rising Antivirus 22.83.00.03 allows remote attackers to bypass malware detection via a CAB file with a modified vMinor version field. NOTE: this may later be SPLIT into multiple CVEs if addit

How urgent is CVE-2012-1455?

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

Software pages

ESET vulnerabilities

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References

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