Security readout for executives and security teams
Plain-English summary
CVE-2019-13243 is a sparse report for IrfanView 4.52 describing a user-mode write access violation. The public data does not state business impact, affected file types, CVSS score, or confirmed code execution. Treat it as a potential legacy desktop application crash or memory-safety issue until vendor guidance or internal validation clarifies exposure.
Executive priority
Do not treat this as a confirmed emergency from the provided evidence. Prioritize it as legacy software hygiene: verify whether IrfanView 4.52 exists in the environment, then upgrade or remove it where feasible, especially on systems handling files from outside the organization.
Technical view
The CVE description says IrfanView 4.52 has a user-mode write AV at image00400000+0x249c6. The bundle does not provide CWE, CVSS, affected CPEs, patch version, or root-cause detail. The available evidence supports a memory access violation finding, but not reliable conclusions about exploitability or privilege impact.
Likely exposure
Exposure is most likely where IrfanView 4.52 is installed and used to open untrusted or externally supplied image files. The source bundle does not identify operating systems, plug-ins, file formats, or supported version ranges beyond IrfanView 4.52.
Exploitation context
The CVE is not listed as KEV in the provided data. The source bundle includes a public GitHub reference, but does not establish active exploitation, exploit maturity, payload reliability, or real-world targeting.
Researcher notes
The record is unusually thin: no CVSS, CWE, CPE, fixed version, file format, or exploitability analysis is supplied. Further research should focus on the linked report and vendor history, but conclusions should remain qualified unless additional public or internal evidence is reviewed.
Mitigation direction
- Inventory endpoints for IrfanView 4.52 installations.
- Check IrfanView vendor guidance for fixed or supported versions.
- Upgrade or remove IrfanView 4.52 where business use is unnecessary.
- Limit opening untrusted image files on affected systems.
- Use endpoint controls to isolate crashes and suspicious file-handling activity.
Validation and detection
- Confirm installed IrfanView versions through software inventory.
- Identify teams that open external image files with IrfanView.
- Review endpoint crash telemetry for IrfanView access violations.
- Verify remediation by rescanning for version 4.52.
- Document any compensating controls for systems that cannot upgrade.
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.
CVE-2019-13243 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/apriorit/pentesting/blob/master/bugs/irfanview/0x00000000000249c6.mdCVE reference · x_refsource_MISC
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.