Critical severity · published Apr 5, 2020
CVE-2020-11558
An issue was discovered in libgpac.a in GPAC 0.8.0, as demonstrated by MP4Box
9.8
CVSS
1.5%
EPSS
No
On KEV
Description
An issue was discovered in libgpac.a in GPAC 0.8.0, as demonstrated by MP4Box. audio_sample_entry_Read in isomedia/box_code_base.c does not properly decide when to make gf_isom_box_del calls. This leads to various use-after-free outcomes involving mdia_Read, gf_isom_delete_movie, and gf_isom_parse_movie_boxes.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GP
Gpac · Gpac
0.8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-11558
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-11558
Patch
https://github.com/gpac/gpac/commit/6063b1a011c3f80cee25daade18154e15e4c058c
Exploit
https://github.com/gpac/gpac/issues/1440
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