#VU67176 Out-of-bounds write in Rizin - CVE-2022-36039

Vulnerability identifier: #VU67176

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-2022-36039

CWE-ID: CWE-787

Exploitation vector: Network

Exploit availability: No

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

Vendor: Rizin

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when parsing DEX files. A remote attacker can create a specially crafted DEX file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Rizin: 0.1.0 - 0.4.0

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External links
https://github.com/rizinorg/rizin/issues/2969
https://github.com/rizinorg/rizin/security/advisories/GHSA-pr85-hv85-45pg
https://github.com/rizinorg/rizin/commit/1524f85211445e41506f98180f8f69f7bf115406

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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.