#VU85773 Buffer overflow in hutool - CVE-2023-42276

Vulnerability identifier: #VU85773

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-42276

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
hutool
Other software / Other software solutions

Vendor: Dromara

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing untrusted input within the jSONArray.add() function. A remote attacker can create a specially crafted data to the application, trigger memory corruption and execute arbitrary code on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

hutool: 4.4.2 - 5.8.21

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External links
https://github.com/dromara/hutool/issues/3286

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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.