CVE-2021-40573
CVE-2021-40573 is a medium-severity vulnerability in Gpac with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-415.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (49th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-415
- Affected product: Gpac
- Published:
- Last modified:
Description
The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the gf_list_del function in list.c, which allows attackers to cause a denial of service.
Frequently asked questions
- What is CVE-2021-40573?
- The binary MP4Box in Gpac 1.0.1 has a double-free vulnerability in the gf_list_del function in list.c, which allows attackers to cause a denial of service.
- How severe is CVE-2021-40573?
- CVE-2021-40573 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-40573 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-40573?
- CVE-2021-40573 affects Gpac. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-40573?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-40573 published?
- CVE-2021-40573 was published on 2022-01-13 and last updated on 2026-06-17.
References
- https://github.com/gpac/gpac/commit/b03c9f252526bb42fbd1b87b9f5e339c3cf2390a
- https://github.com/gpac/gpac/issues/1891
Affected products (1)
- cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*
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