Security readout for executives and security teams
Plain-English summary
CVE-2017-14645 affects Bento4 1.5.0-617. A malformed media input can trigger a heap-based over-read and crash the application, creating a remote denial-of-service risk where Bento4 processes untrusted files or streams.
Executive priority
Treat as a targeted availability risk for media-processing systems, not a confirmed compromise risk. Prioritize internet-facing or automated ingestion services first.
Technical view
The CVE describes a heap-based buffer over-read in AP4_BitStream::ReadBytes within Codecs/Ap4BitStream.cpp. The documented impact is application crash leading to remote denial of service. The source bundle does not provide CVSS, CWE, complete affected CPEs, exploit status, or patch details.
Likely exposure
Exposure is most likely in services, tools, or products using Bento4 1.5.0-617 to parse user-supplied media. Evidence is incomplete for downstream embedded products.
Exploitation context
The public record supports remote denial of service through application crash. There is no KEV listing and no cited source in the bundle supporting active exploitation.
Researcher notes
The record is sparse: no CVSS, CWE, CPEs, exploit evidence, or patch version is included. Validate affected builds against upstream or distro advisories before broad conclusions.
Mitigation direction
- Inventory direct and embedded Bento4 usage, focusing on version 1.5.0-617.
- Check Bento4, Gentoo, and distribution guidance for fixed versions or backports.
- Restrict untrusted media parsing until affected deployments are updated or isolated.
- Run media-processing components with sandboxing and crash containment.
- Add monitoring for repeated Bento4 parser crashes.
Validation and detection
- Confirm whether Bento4 1.5.0-617 exists in deployed applications or build dependencies.
- Identify workflows that parse external, uploaded, or streamed media files.
- Review crash telemetry for failures in AP4_BitStream::ReadBytes or Bento4 parsing paths.
- Verify vendor or distribution advisory status before declaring remediation complete.
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-2017-14645 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://blogs.gentoo.org/ago/2017/09/14/bento4-heap-based-buffer-overflow-in-ap4_bitstreamreadbytes-ap4bitstream-cpp/CVE 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.