Security readout for executives and security teams
Plain-English summary
CVE-2017-10748 concerns XnView Classic for Windows 2.40. A malicious .rle image file could make the application crash or potentially run attacker-controlled code. The source bundle does not provide a CVSS score, confirmed exploit activity, or vendor fix details, so urgency depends on whether this legacy viewer is still installed and used.
Executive priority
Treat this as a targeted legacy desktop software risk. It is not shown as actively exploited, but possible code execution from a crafted image file justifies inventory, removal, or upgrade decisions for affected endpoints.
Technical view
The CVE describes arbitrary code execution or denial of service through a crafted .rle file, tied to a user-mode write access violation in XnView Classic 2.40. The evidence identifies the affected application and file type, but does not include exploit maturity, root cause classification, patch status, or affected version range beyond 2.40.
Likely exposure
Exposure is likely limited to Windows systems with XnView Classic 2.40 installed, especially where users can open untrusted .rle image files. The bundle does not identify server-side exposure or broader XnView products.
Exploitation context
No CISA KEV listing or cited source in the bundle confirms active exploitation. Practical exploitation would appear to require a crafted .rle file reaching a user or workflow that opens it in the vulnerable application.
Researcher notes
The public bundle is sparse. It identifies XnView Classic 2.40, the .rle trigger format, and a user-mode write access violation, but lacks CVSS, CWE, patch metadata, proof of active exploitation, and a complete affected-version matrix.
Mitigation direction
- Inventory Windows endpoints for XnView Classic 2.40.
- Check vendor guidance for fixed or unaffected versions.
- Remove XnView Classic 2.40 where it is not required.
- Restrict opening untrusted .rle files in vulnerable environments.
- Consider file association changes for .rle on affected hosts.
Validation and detection
- Confirm whether XnView Classic 2.40 exists in software inventory.
- Review .rle file associations on managed Windows endpoints.
- Check email and web controls for .rle attachment handling.
- Verify whether vendor documentation identifies a corrected version.
- Prioritize systems where users process external image files.
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.
Execution 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-2017-10748 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/wlinzi/security_advisories/tree/master/CVE-2017-10748CVE 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.