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Vulnerability record · CVE-2011-3834 · published 16 December 2011

CVE-2011-3834: Nullsoft winamp vulnerability

Nullsoft · Winamp

Multiple integer overflows in the in_avi.dll plugin in Winamp before 5.623 allow remote attackers to execute arbitrary code via an AVI file with a crafted value for (1) the number of streams or (2) the size of the RIFF INFO chunk, leading to a heap-based buffer overflow.

9.3 CVSS 2.0 High EPSS 5.1% · top 8.0% CWE-189 · CWE-189
9.3CVSS 2.0 base score
5.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
16 Jun 2026Last modified by NVD

Description

Multiple integer overflows in the in_avi.dll plugin in Winamp before 5.623 allow remote attackers to execute arbitrary code via an AVI file with a crafted value for (1) the number of streams or (2) the size of the RIFF INFO chunk, leading to a heap-based buffer overflow.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://forums.winamp.com/showthread.php?t=332010
http://secunia.com/advisories/46882 Vendor Advisory
http://secunia.com/secunia_research/2011-81/ Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14981
http://forums.winamp.com/showthread.php?t=332010
http://secunia.com/advisories/46882 Vendor Advisory
http://secunia.com/secunia_research/2011-81/ Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14981

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2011-3834), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.