How severe is CVE-2022-3666?

CVE-2022-3666 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2022-3666 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-3666?

CVE-2022-3666 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-3666?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-3666 published?

CVE-2022-3666 was published on 2022-10-26 and last updated on 2026-06-17.

CVE-2022-3666

CVE-2022-3666 is a high-severity vulnerability in Axiosys Bento4 with a CVSS 3.x base score of 7.3. 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-416.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Axiosys Bento4
Published: 2022-10-26
Last modified: 2026-06-17

Description

A vulnerability, which was classified as critical, has been found in Axiomatic Bento4. Affected by this issue is the function AP4_LinearReader::Advance of the file Ap4LinearReader.cpp of the component mp42ts. The manipulation leads to use after free. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-212006 is the identifier assigned to this vulnerability.

Frequently asked questions

What is CVE-2022-3666?: A vulnerability, which was classified as critical, has been found in Axiomatic Bento4. Affected by this issue is the function AP4_LinearReader::Advance of the file Ap4LinearReader.cpp of the component mp42ts. The manipulation leads to use after free. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-212006 is the identifier assigned to this vulnerability.
How severe is CVE-2022-3666?: CVE-2022-3666 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2022-3666 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-3666?: CVE-2022-3666 affects Axiosys Bento4. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-3666?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-3666 published?: CVE-2022-3666 was published on 2022-10-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:axiosys:bento4:1.6.0-639:*:*:*:*:*:*:*

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