CVE-2021-33364
MediumPublic PoC
Published: 13 September 2021
Published
13 September 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score
0.0030
53.6th percentile
Risk Priority
11
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-33364 is a medium-severity Missing Release of Memory after Effective Lifetime (CWE-401) vulnerability in Gpac Gpac. Its CVSS base score is 5.5 (Medium).
Operationally, ranked in the top 46.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-20070
Vulnerability details
Memory leak in the def_parent_box_new function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
gpac
gpac
1.0.1
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.