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CVE-2009-1784

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus...

10.0 High

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

Exploit likelihood

3.41%Up 2.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 10.0

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

Record
CVE-2009-1784
CVSS 2.0
10.0 HighAV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

Record
CVE-2009-1784
Updated
2026-11-02
EUVDEUVD-2009-1779 No score

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

Record
EUVD-2009-1779
Updated
2026-11-03
GitHub AdvisoriesGHSA-x7h4-8fq8-wv2j No score

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus...

The AVG parsing engine 8.5 323, as used in multiple AVG anti-virus products including Anti-Virus Network Edition, Internet Security Netzwerk Edition, Server Edition für Linux/FreeBSD, Anti-Virus SBS Edition, and others allows remote attackers to bypass malware detection via a crafted (1) RAR and (2) ZIP archive.

Record
GHSA-x7h4-8fq8-wv2j
Weakness
CWE-20
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-2009-1784 is a high vulnerability (CVSS 10.0) in Avg Anti-virus, published May 22, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.41%, the 88th percentile. No source names a fixed version.

References

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