CVE-2021-40606
CVE-2021-40606 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-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Gpac
- Published:
- Last modified:
Description
The gf_bs_write_data function in GPAC 1.0.1 allows attackers to cause a denial of service via a crafted file in the MP4Box command.
Frequently asked questions
- What is CVE-2021-40606?
- The gf_bs_write_data function in GPAC 1.0.1 allows attackers to cause a denial of service via a crafted file in the MP4Box command.
- How severe is CVE-2021-40606?
- CVE-2021-40606 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-2021-40606 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-40606?
- CVE-2021-40606 affects Gpac. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-40606?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-40606 published?
- CVE-2021-40606 was published on 2022-06-28 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*
More vulnerabilities in Gpac
- CVE-2023-46427 — Critical (CVSS 9.8): An issue was discovered in gpac version 2.3-DEV-rev588-g7edc40fee-master, allows remote attackers to execute arbitrary…
- CVE-2024-0321 — Critical (CVSS 9.8): Stack-based Buffer Overflow in GitHub repository gpac/gpac prior to 2.3-DEV.
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- CVE-2023-2840 — Critical (CVSS 9.8): NULL Pointer Dereference in GitHub repository gpac/gpac prior to 2.2.2.
- CVE-2022-36190 — Critical (CVSS 9.8): GPAC mp4box 2.1-DEV-revUNKNOWN-master has a use-after-free vulnerability in function gf_isom_dovi_config_get. This…
- CVE-2022-1795 — Critical (CVSS 9.8): Use After Free in GitHub repository gpac/gpac prior to v2.1.0-DEV.
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