Security readout for executives and security teams
Plain-English summary
GPAC versions through 0.7.1 contain a buffer overflow in AVC/H.264 sequence-parameter parsing. In business terms, systems that automatically process untrusted media files could be exposed to crashes or memory-safety risk. The provided sources do not include CVSS, confirmed exploitation, or detailed impact scope.
Executive priority
Treat as a targeted remediation item for media-processing environments, not a general enterprise emergency based on current evidence. Prioritize internet-facing or user-upload workflows first.
Technical view
The flaw is in gf_media_avc_read_sps within media_tools/av_parsers.c in GPAC through 0.7.1. It is described as a buffer overflow and distinct from CVE-2018-1000100. Source evidence includes an upstream issue, upstream commit, and Debian/Ubuntu security advisories.
Likely exposure
Exposure is most likely where GPAC is installed and used to parse, inspect, package, or convert AVC/H.264 media, especially from untrusted users or automated ingestion pipelines. The bundle lists affected scope only as GPAC through 0.7.1.
Exploitation context
CISA KEV is false, and no cited source states active exploitation. Practical risk depends on whether an attacker can cause a vulnerable GPAC process to parse malicious media. The provided sources do not establish exploit maturity or real-world attacks.
Researcher notes
The public bundle identifies the vulnerable function and upstream fix reference, but lacks CVSS, CWE, exploitability analysis, and precise fixed-version metadata. Avoid assuming remote code execution without additional vendor evidence.
Mitigation direction
- Apply GPAC security updates from Debian or Ubuntu where those distributions are used.
- If building from source, verify the referenced upstream fix commit is included.
- Reduce exposure by avoiding untrusted media processing on vulnerable GPAC versions.
- Check current vendor guidance for supported fixed package versions.
Validation and detection
- Inventory systems and containers for GPAC installations through version 0.7.1.
- Identify services that pass AVC/H.264 media into GPAC parsing workflows.
- Confirm patched distribution packages or upstream fixed code are deployed.
- Review ingestion pipelines for untrusted media reaching vulnerable GPAC components.
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-2018-7752 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
- [debian-lts-announce] 20190227 [SECURITY] [DLA 1693-1] gpac security updateCVE reference · mailing-list, x_refsource_MLIST
- https://github.com/gpac/gpac/commit/90dc7f853d31b0a4e9441cba97feccf36d8b69a4CVE reference · x_refsource_CONFIRM
- https://github.com/gpac/gpac/issues/997CVE reference · x_refsource_CONFIRM
- USN-3926-1CVE reference · vendor-advisory, x_refsource_UBUNTU
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.