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Description

Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying an oversized string in the License Name field. Attackers can craft a malicious input containing shellcode with structured exception handler (SEH) overwrite to bypass protections and execute code with application privileges.

PUBLISHED Reserved 2026-04-29 | Published 2026-04-29 | Updated 2026-04-30 | Assigner VulnCheck




HIGH: 8.6CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 8.4CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem types

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Product status

4.6.1217
affected

Credits

Mohan Ravichandran & Velayutham Selvaraj finder

References

www.exploit-db.com/exploits/44365 (ExploitDB-44365) exploit

www.alloksoft.com (Official Product Homepage) product

www.alloksoft.com/wmv.htm (Product Reference) product

www.vulncheck.com/...-mpeg-dvd-wmv-converter-buffer-overflow (VulnCheck Advisory: Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 Buffer Overflow) third-party-advisory

cve.org (CVE-2018-25314)

nvd.nist.gov (CVE-2018-25314)

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