Cyber Resilience

CVE-2022-47657

HighPublic PoC

Published: 05 January 2023

Published
05 January 2023
Modified
10 April 2025
KEV Added
—
Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0013 32.5th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-47657 is a high-severity Classic Buffer Overflow (CWE-120) vulnerability in Gpac Gpac. Its CVSS base score is 7.8 (High).

Operationally, ranked at the 32.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

GPAC MP4Box 2.1-DEV-rev644-g5c4df2a67 is vulnerable to buffer overflow in function hevc_parse_vps_extension of media_tools/av_parsers.c:7662

CWE(s)
CWE-120

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

gpac
gpac
≤ 2.2.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-120

Platform-independent managed code eliminates the need for unchecked native buffer copies that are the root cause of classic buffer overflows.

References