Security readout for executives and security teams
Plain-English summary
Allok Video Converter 4.6.1217 has a critical memory-safety flaw in its License Name field. A maliciously crafted input can crash the program or run attacker-controlled code. This matters most where the old converter is still installed on employee workstations or shared systems.
Executive priority
Prioritize inventory and removal if present. The issue enables code execution and has public exploit material, but current sources do not confirm active exploitation or a named patch.
Technical view
The issue is a CWE-121 stack overflow involving SEH handler overwrite in Allok Video Converter 4.6.1217. Sources state arbitrary code execution is possible through a crafted License Name payload. CVSS is 9.8, but source details describe an application input field, so practical reachability should be validated in your environment.
Likely exposure
Exposure is likely limited to systems with Allok Video Converter 4.6.1217 installed. The sources do not identify other versions or products as affected. This appears most relevant to endpoint software inventories, not typical server-side internet exposure.
Exploitation context
A public ExploitDB entry exists, and VulnCheck has an advisory. The source bundle does not show CISA KEV listing or confirmed active exploitation. Treat public exploit availability as increasing urgency, without assuming observed attacks.
Researcher notes
Evidence is sufficient for affected product/version and vulnerability class. Patch status is not provided in the source bundle. The CVSS vector states network/no user interaction, while the description centers on a desktop application input field; validate attack surface before scoring local risk.
Mitigation direction
- Inventory endpoints for Allok Video Converter 4.6.1217.
- Remove the affected software where it is not required.
- Check Allok Soft and VulnCheck for fixed versions or vendor guidance.
- Restrict execution of untrusted or unsupported desktop software.
- Prioritize remediation on shared or high-privilege workstations.
Validation and detection
- Confirm whether Allok Video Converter is installed.
- Verify the installed version is not 4.6.1217.
- Validate removal or approved replacement through software inventory.
- Review endpoint telemetry for unexpected converter process activity.
- Do not test public exploit code on production systems.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-121: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2020-37184 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-47908CVE reference · exploit
- Vendor HomepageCVE reference · product
- VulnCheck Advisory: Allok Video Converter 4.6.1217 - Stack Overflow (SEH)CVE reference · third-party-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Stack-based Buffer Overflow
Stack-based Buffer Overflow represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.