CVE-2019-17533 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Reference

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16856 https://github.com/tbeu/matio/commit/651a8e28099edb5fbb9e4e1d4d3238848f446c9a https://lists.debian.org/debian-lts-announce/2020/06/msg00037.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

HIGH

Base Severity

8.2