Security readout for executives and security teams
Plain-English summary
CVE-2017-11339 is a heap-based buffer overflow in Exiv2 0.26. If an exposed service or workflow processes a crafted image with Exiv2, it may crash, causing denial of service. The provided sources do not show active exploitation or a named patch.
Executive priority
Treat as a targeted availability risk for systems that process user-supplied images. Prioritize internet-facing upload services and automated media pipelines, but do not escalate as actively exploited based on the provided evidence.
Technical view
The issue is in Image::printIFDStructure in image.cpp in Exiv2 0.26. The CVE describes crafted input leading to a remote denial-of-service condition. Structured affected-product data and CVSS scoring are absent in the provided bundle.
Likely exposure
Exposure is most likely where Exiv2 0.26 is used to inspect metadata from untrusted images, including web uploads, media pipelines, forensic tools, or backend automation.
Exploitation context
The sources describe crafted input causing remote denial of service. They do not cite public exploitation, CISA KEV inclusion, exploit maturity, or reliable evidence of real-world attacks.
Researcher notes
The source bundle is sparse: no CVSS, CWE, CPE, exploit status, or explicit fixed version is provided. Analysis relies mainly on the CVE description and Red Hat reference. Validate downstream package status before declaring exposure or closure.
Mitigation direction
- Inventory Exiv2 use, including indirect dependencies in media-processing applications.
- Check Exiv2, Linux distribution, and application vendor guidance for fixed packages.
- Reduce processing of untrusted image files until vendor guidance is applied.
- Run Exiv2-dependent processing in constrained or sandboxed environments where practical.
- Monitor image-processing services for crashes or repeated malformed-file failures.
Validation and detection
- Confirm whether Exiv2 0.26 is installed or bundled in affected systems.
- Identify workflows that pass external image files to Exiv2 metadata routines.
- Review service logs for crashes during image metadata processing.
- Verify remediation status against vendor or distribution advisory records.
- Regression-test supported image-processing paths after applying vendor updates.
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-2017-11339 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://bugzilla.redhat.com/show_bug.cgi?id=1470946CVE 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.