Security readout for executives and security teams
Plain-English summary
CVE-2017-9093 is a denial-of-service issue in ImageWorsener 1.3.1. A specially crafted image can trigger an infinite loop during JPEG input handling, potentially tying up a service that processes untrusted images. The provided sources do not include a CVSS score, confirmed patch, or evidence of active exploitation.
Executive priority
Treat this as a service-availability risk, not a data-theft issue based on current evidence. Prioritize if internet-facing or business-critical systems process untrusted images with ImageWorsener 1.3.1.
Technical view
The issue is in my_skip_input_data_fn in imagew-jpeg.c within libimageworsener.a for ImageWorsener 1.3.1. Source data states remote attackers can cause an infinite loop using a crafted image. No CWE, CPE, fixed version, or exploit details are provided in the bundle.
Likely exposure
Exposure is most likely where ImageWorsener 1.3.1, or software embedding libimageworsener.a, processes images from users, partners, email, uploads, or other untrusted sources.
Exploitation context
The CVE description supports remote denial of service through crafted image input. CISA KEV status is false in the supplied data, and the bundle provides no evidence of active exploitation or weaponized public exploit activity.
Researcher notes
The source bundle is sparse: no CVSS, CWE, CPE, affected-platform enumeration, or fixed-version statement is provided. Analysis should remain limited to ImageWorsener 1.3.1 and the described infinite-loop denial of service.
Mitigation direction
- Check the ImageWorsener project issue and release guidance for any fixed version or maintainer recommendation.
- Inventory services and applications that use ImageWorsener 1.3.1 or bundled libimageworsener.a.
- Avoid processing untrusted images with affected components until vendor guidance is confirmed.
- Apply worker timeouts, resource limits, and restart supervision around image-processing jobs.
- Consider isolating affected image-processing paths from critical application workers.
Validation and detection
- Confirm whether ImageWorsener 1.3.1 is present in application dependencies or embedded native libraries.
- Identify public or partner-facing workflows that pass images into the affected component.
- Review service telemetry for image-processing hangs, stuck workers, or repeated restarts.
- Check upstream issue and release history before declaring remediation complete.
- Document whether exposure exists, is mitigated by isolation, or is not applicable.
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-2017-9093 mapping review
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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/jsummers/imageworsener/issues/26CVE reference · x_refsource_CONFIRM
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.