Security readout for executives and security teams
Plain-English summary
This CVE describes a crash-level memory safety issue in a GPAC development build. GPAC is used to process multimedia files, so business risk depends on whether your systems process untrusted media. The source bundle does not provide a CVSS score, confirmed affected releases, patch status, or evidence of active exploitation.
Executive priority
Treat this as a targeted follow-up item, not an emergency, unless GPAC processes untrusted media in exposed business workflows. The missing severity, affected-version, and exploitation data limit urgency assessment.
Technical view
CVE-2023-37767 reports a segmentation violation in BM_ParseIndexValueReplace inside libgpac.so for GPAC v2.3-DEV-rev381-g817a848f6-master. The listed weakness is CWE-787. The available sources do not define affected stable versions, attack prerequisites, exploitability, or a vendor-fixed version.
Likely exposure
Exposure is most plausible where GPAC, libgpac, or tools built on GPAC parse media supplied by users, customers, partners, or automated pipelines. The bundle names a specific GPAC development revision but does not provide CPEs or confirmed affected production releases.
Exploitation context
The provided bundle marks KEV as false and includes no cited evidence of active exploitation. The public description indicates a segmentation violation, but does not establish whether this is only denial of service or could be exploited beyond a crash.
Researcher notes
Evidence is sparse. The record names CWE-787 and a crashing function, but the bundle does not include CVSS, CPEs, exploit status, patch details, or stable-release impact. Avoid expanding scope beyond GPAC v2.3-DEV-rev381-g817a848f6-master without vendor confirmation.
Mitigation direction
- Check GPAC issue 2514 and vendor advisories for fixed releases or recommended workarounds.
- Avoid processing untrusted media with the named development revision.
- Run media parsing workloads in isolated, least-privileged environments.
- Update GPAC or dependent tooling when vendor-confirmed fixes are available.
Validation and detection
- Inventory systems using GPAC, libgpac, MP4Box, or GPAC-derived libraries.
- Confirm whether any installation matches the named development revision.
- Identify workflows that parse externally supplied media files.
- Track the CVE record and GPAC issue for affected-version and fix 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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-37767 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/gpac/gpac/issues/2514CVE reference
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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.