Vulnerability identifier: #VU21746

Vulnerability risk: Low

CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-17533

CWE-ID: CWE-125

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
matio
Universal components / Libraries / Software for developers

Vendor: tbeu

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary condition within the Mat_VarReadNextInfo4() function in mat4.c in matio when processing a certain '' character. A remote attacker can pass specially crafted data to the application, trigger out-of-bounds read error and read contents of memory on the system or crash the application.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

matio: 1.5.17

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External links
http://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16856
http://github.com/tbeu/matio/commit/651a8e28099edb5fbb9e4e1d4d3238848f446c9a

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.