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CVE-2005-3214

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers...

5.1 Medium

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers to bypass virus detection via a malicious executable in a specially crafted RAR file with malformed central and local headers, which can still be opened by products such as Winrar and PowerZip, even though they are rejected as corrupted by Winzip and BitZipper.

Exploit likelihood

1.72%Up 0.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.1

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers to bypass virus detection via a malicious executable in a specially crafted RAR file with malformed central and local headers, which can still be opened by products such as Winrar and PowerZip, even though they are rejected as corrupted by Winzip and BitZipper.

Record
CVE-2005-3214
CVSS 2.0
5.1 MediumAV:N/AC:H/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers to bypass virus detection via a malicious executable in a specially crafted RAR file with malformed central and local headers, which can still be opened by products such as Winrar and PowerZip, even though they are rejected as corrupted by Winzip and BitZipper.

Record
CVE-2005-3214
Updated
2026-11-02
EUVDEUVD-2005-3213 No score

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers to bypass virus detection via a malicious executable in a specially crafted RAR file with malformed central and local headers, which can still be opened by products such as Winrar and PowerZip, even though they are rejected as corrupted by Winzip and BitZipper.

Record
EUVD-2005-3213
Updated
2026-11-03
GitHub AdvisoriesGHSA-9m59-h736-2x4x No score

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers...

Multiple interpretation error in unspecified versions of Avast Antivirus allows remote attackers to bypass virus detection via a malicious executable in a specially crafted RAR file with malformed central and local headers, which can still be opened by products such as Winrar and PowerZip, even though they are rejected as corrupted by Winzip and BitZipper.

Record
GHSA-9m59-h736-2x4x
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2005-3214 is a medium vulnerability (CVSS 5.1) in Alwil Avast Antivirus, published October 14, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.72%, the 77th percentile. No source names a fixed version.

References

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