What is CVE-2021-33366?

CVE-2021-33366 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2021-09-13.

How severe is CVE-2021-33366?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Gpac

CVE-2021-33366

Memory leak in the gf_isom_oinf_read_entry function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.

EPSS: 0.010 (59.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Gpac — versions 1.0.1
N/a — versions n/a

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, Issue Tracking)
cve@mitre.org (Patch, Third Party Advisory)
cve@mitre.org (vendor-advisory)

Frequently asked questions

What is CVE-2021-33366?: CVE-2021-33366 is a medium-severity vulnerability in Gpac, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.5/10. Published 2021-09-13.
How severe is CVE-2021-33366?: Medium severity. CVSS v3 base score is 5.5 out of 10.