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Vulnerability record · CVE-2019-25363 · published 18 February 2026

CVE-2019-25363: Alloksoft wmv to avi mpeg dvd wmv convertor stack-based buffer overflow vulnerability

AAlloksoft · Wmv To Avi Mpeg Dvd Wmv Convertor

WMV to AVI MPEG DVD WMV Convertor 4.6.1217 contains a buffer overflow vulnerability that allows attackers to crash the application by providing an oversized license input. Attackers can generate a 6000-byte payload and paste it into the 'License Name and License Code' field to trigger an application crash.

8.4 CVSS 4.0 High EPSS 0.39% · top 69.7% CWE-121 · Stack-based buffer overflow
8.4CVSS 4.0 base score
0.39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

WMV to AVI MPEG DVD WMV Convertor 4.6.1217 contains a buffer overflow vulnerability that allows attackers to crash the application by providing an oversized license input. Attackers can generate a 6000-byte payload and paste it into the 'License Name and License Code' field to trigger an application crash.

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

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

References

LinkTags
https://web.archive.org/web/20190108145533/https://www.alloksoft.com/wmv.htm Product
https://www.alloksoft.com/ Not ApplicableTechnical Description
https://www.exploit-db.com/exploits/47563 ExploitVDB Entry
https://www.vulncheck.com/advisories/wmv-to-avi-mpeg-dvd-wmv-convertor-denial-of-service Third Party Advisory

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

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Source: NIST National Vulnerability Database (record CVE-2019-25363), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.