Security readout for executives and security teams
Plain-English summary
CVE-2020-23888 is a denial-of-service issue reported in WildBit Viewer v6.6. A specially crafted PSD image can crash the application. The available sources do not show remote code execution, privilege escalation, active exploitation, CVSS scoring, or a named vendor patch.
Executive priority
Treat as a contained desktop application availability risk. Prioritize if creative, support, or intake teams handle external PSD files with WildBit Viewer v6.6. It is not currently supported by sources as an enterprise-wide emergency.
Technical view
The CVE describes a user-mode write access violation in Editor!TMethodImplementationIntercept+0x53f6c3 when WildBit Viewer v6.6 processes a crafted PSD file. Impact is documented as application denial of service. The source bundle does not provide CWE classification, CVSS metrics, patch details, or broader affected-version data.
Likely exposure
Exposure is likely limited to systems where users open PSD files with WildBit Viewer v6.6, especially from external or untrusted sources. Server-side exposure is not indicated in the provided sources.
Exploitation context
The sources support a crafted-file crash scenario, not active exploitation. CISA KEV status is false in the bundle, and no cited source claims exploitation in the wild.
Researcher notes
Evidence is sparse. The public record names WildBit Viewer v6.6 and a PSD-triggered user-mode write access violation, but lacks CVSS, CWE, fixed-version, and variant details. Avoid assuming memory corruption impact beyond denial of service without additional vendor or researcher confirmation.
Mitigation direction
- Identify and reduce use of WildBit Viewer v6.6 for PSD files.
- Avoid opening PSD files from untrusted sources in WildBit Viewer.
- Check WildBit vendor guidance for updated builds or advisories.
- Use alternative validated viewers for untrusted PSD inspection.
- Apply endpoint controls limiting risky file associations where practical.
Validation and detection
- Inventory endpoints for WildBit Viewer v6.6 installations.
- Confirm whether PSD files are opened through WildBit Viewer workflows.
- Review endpoint crash telemetry involving WildBit Viewer and PSD files.
- Check vendor release notes for fixes affecting PSD parsing.
- Document compensating controls for teams handling external images.
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
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CVE-2020-23888 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/Aurorainfinity/vulnerabilities/blob/master/WildBit_Viewer/psd_file_format.mdCVE reference · x_refsource_MISC
- https://www.wildbit-soft.fi/software.htmlCVE 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.