Medium severity · published Dec 27, 2019
CVE-2019-20020
A stack-based buffer over-read was discovered in ReadNextStructField in mat5.c in matio 1.5.17
6.5
CVSS
0.9%
EPSS
No
On KEV
Description
A stack-based buffer over-read was discovered in ReadNextStructField in mat5.c in matio 1.5.17.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Matio · Matio Project
1.5.17 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20020
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20020
Exploit
https://github.com/tbeu/matio/issues/128
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