CVE-2022-47657

HIGHNVD 7.87.8—Elevated

7.8

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

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 32.6%
KEV: Not listed

Published

January 5, 2023

Last Modified

April 10, 2025

References (4)

cve@mitrehttps://github.com/gpac/gpac/issues/2355
cve@mitrehttps://www.debian.org/security/2023/dsa-5411
af854a3a-2127-422b-91ae-364da2661108https://github.com/gpac/gpac/issues/2355
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2023/dsa-5411

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2022-47657?

CVE-2022-47657 is a high vulnerability published on January 5, 2023. GPAC MP4Box 2.1-DEV-rev644-g5c4df2a67 is vulnerable to buffer overflow in function hevcparsevpsextension of mediatools/av_parsers.c:7662

When was CVE-2022-47657 disclosed?

CVE-2022-47657 was first published in the National Vulnerability Database on January 5, 2023, with the most recent update on April 10, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-47657 actively exploited?

CVE-2022-47657 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-47657?

CVE-2022-47657 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2022-47657?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-47657, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2022-47657

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-47657?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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