#VU61635 Heap-based buffer overflow in matio - CVE-2020-36428

Vulnerability identifier: #VU61635

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2020-36428

CWE-ID: CWE-122

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 execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in ReadInt32DataDouble. A remote attacker can pass specially crafted data to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

matio: 1.5.18 - 1.5.21

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External links
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21421
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2020-799.yaml
https://github.com/tbeu/matio/releases/tag/v1.5.22

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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.