Allok soft WMV to AVI MPEG DVD WMV Converter 4.6.1217 Buffer Overflow
Published Apr 29, 2026
8.6
HIGHCVSS 4.0
EPSS 0.17%
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.
Affected products
-
- Version 4.6.1217StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Alloksoft | WMV to AVI MPEG DVD WMV Converter | n/a |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/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:X/V:X/RE:X/U:X
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Apr 30, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Apr–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.17% (0.00165) | 5.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.17% (0.00165) | 5.98th | v5 (v2026.06.15) |
| Apr 30, 2026 | 0.01% (0.00013) | 2.41th | v4 (v2025.03.14) |
References (4)
- http://www.alloksoft.com product
- http://www.alloksoft.com/wmv.htm product
- https://www.exploit-db.com/exploits/44365 exploit
- https://www.vulncheck.com/advisories/allok-soft-wmv-to-avi-mpeg-dvd-wmv-converter-buffer-overflow third-party-advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.alloksoft.com | product | |
| http://www.alloksoft.com/wmv.htm | product | |
| https://www.exploit-db.com/exploits/44365 | exploit | |
| https://www.vulncheck.com/advisories/allok-soft-wmv-to-avi-mpeg-dvd-wmv-converter-buffer-overflow | third-party-advisory |
Change history (0)
No recorded changes yet.