Security readout for executives and security teams
Plain-English summary
A barcode generation tool from TEC-IT (TBarCode 11.15) has a flaw in how it reads its license file. An attacker who can get a user to open a crafted page or document on a system with this control installed could trick it into creating files on disk, which can lead to malware persistence or code execution.
Executive priority
Schedule patching during the next maintenance window. Treat as moderate priority unless TBarCode is exposed to untrusted browser or document content, which raises urgency.
Technical view
CVE-2022-4983 is a CWE-73 external file path control issue in the TBarCode11.ocx ActiveX/OCX control shipped with TEC-IT TBarCode 11.15. The control's INI-based licensing routine can be coerced into writing files to attacker-influenced paths within the hosting process context, enabling persistence or code execution depending on file location and type allowed.
Likely exposure
Exposure is limited to Windows hosts running TEC-IT TBarCode 11.15 with the TBarCode11.ocx ActiveX/OCX control registered, particularly in Internet Explorer, legacy line-of-business apps, Office documents, or reporting tools that embed the control.
Exploitation context
No public reports of active exploitation and the CVE is not on CISA's KEV list. The CVSS 4.0 vector requires user interaction, indicating the victim must open a crafted page or document that loads the ActiveX control before file write occurs.
Researcher notes
CWE-73 (External Control of File Name or Path) maps to abuse of INI-file licensing logic in TBarCode11.ocx. CVSS 4.0 vector AV:N/AC:L/PR:N/UI:A/VI:H suggests integrity-only impact via attacker-chosen filenames. No public PoC URL is included in the bundle; treat impact as a write primitive that is escalatable depending on path control. VulnCheck advisory is the primary third-party reference.
Mitigation direction
- Upgrade TBarCode to a version newer than 11.15 per TEC-IT release history.
- Unregister or remove TBarCode11.ocx on hosts that no longer require barcode generation.
- Set the ActiveX kill bit for the affected CLSID in Internet Explorer and Office.
- Restrict execution of the OCX to trusted, signed application contexts only.
- Apply least-privilege so the hosting process cannot write to startup or system paths.
- Monitor vendor guidance from TEC-IT for any further fixes or advisories.
Validation and detection
- Inventory Windows systems for TBarCode11.ocx and confirm version 11.15 in file properties.
- Check registry for the TBarCode ActiveX CLSID and any kill-bit entries already in place.
- Identify applications, browsers, or reporting tools that instantiate the control.
- Review endpoint logs for unexpected file writes by the hosting process to startup or profile paths.
- Confirm post-remediation that the OCX is removed, updated, or kill-bitted across the fleet.
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-73: File access and web shell behavior lookup
File traversal and upload weaknesses can lead teams to review file, web shell, execution, and collection telemetry. 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-2022-4983 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
- Medium
- CVSS
- 6.9 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
6.9MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.tec-it.com/en/software/barcode-software/tbarcode/history/v10/Default.aspxCVE reference · release-notes, patch
- https://www.vulncheck.com/advisories/tec-it-tbarcode-sdk-remote-file-createCVE 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.
External Control of File Name or Path
External Control of File Name or Path represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.