CVE-2019-17533
CVSS v3
8.2
HIGH
EPSS Score
1.9 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
Mat_VarReadNextInfo4 in mat4.c in MATIO 1.5.17 omits a certain '\\0' character, leading to a heap-based buffer over-read in strdup_vprintf when uninitialized memory is accessed.
Technical details
- Published
- 2019-10-13
Frequently asked questions
What is CVE-2019-17533?
Mat_VarReadNextInfo4 in mat4.c in MATIO 1.5.17 omits a certain '\\0' character, leading to a heap-based buffer over-read in strdup_vprintf when uninitialized memory is accessed.
Is CVE-2019-17533 actively exploited?
Active exploitation of CVE-2019-17533 has not been confirmed. Its EPSS score was 1.9% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2019-17533?
CVE-2019-17533 has a CVSS v3 base score of 8.2 (HIGH severity).
Is CVE-2019-17533 affecting your environment?
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