Read the docs
TI-2018-15527 Aliases CVE-2018-25302GHSA-7wqh-mpgr-vqvx

Allok AVI to DVD SVCD VCD Converter 4.0.1217 Buffer Overflow SEH

Priority HIGH 72CWE-120Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

Allok AVI to DVD SVCD VCD Converter 4.0.1217 contains a structured exception handling (SEH) based buffer overflow vulnerability that allows local attackers to execute arbitrary code by supplying a malicious string in the License Name field. Attackers can craft a payload with junk data, NSEH bypass, SEH handler address, and shellcode that triggers the overflow when pasted into the License Name field and the Register button is clicked, resulting in code execution.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00157 4th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AlloksoftAllok AVI to DVD SVCD VCD Converter4.0.1217—No fix listedCNA
  • Allok AVI to DVD SVCD VCD Converter VendorAlloksoft Affected 4.0.1217 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-25302
  2. 2026-10-03 Alias added: GHSA-7wqh-mpgr-vqvx

References

  • TI-2019-15415 WMV to AVI MPEG DVD WMV Convertor 4.6.1217 - Buffer OverFlow CVSS 4.0CRITICAL 9.3
  • TI-2020-19319 Allok Video Converter 4.6.1217 - Stack Overflow (SEH) CVSS 4.0HIGH 8.4
  • TI-2020-19318 Allok RM RMVB to AVI MPEG DVD Converter 3.6.1217 - Stack Overflow (SEH) CVSS 4.0HIGH 8.4
  • TI-2019-15416 WMV to AVI MPEG DVD WMV Convertor 4.6.1217 - Denial of Service CVSS 4.0HIGH 8.4
  • TI-2018-15547 Allok Fast AVI MPEG Splitter 1.2 Stack Based Buffer Overflow CVSS 4.0HIGH 8.6
  • TI-2018-15540 Alloksoft Video joiner 4.6.1217 Buffer Overflow via License Name CVSS 4.0HIGH 8.6
See all 11 →

Sources