PT-2023-31755 · Unknown · Hutool-Core

Looly · Published 2023-12-27 · Updated 2025-09-05 · CVE-2023-51075

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions hutool-core version 5.8.23

Description The issue is related to an infinite loop in the StrSplitter.splitByRegex function, which can be exploited by attackers to cause a Denial of Service (DoS) via manipulation of the first two parameters, parameter1 and parameter2.

Recommendations For hutool-core version 5.8.23, consider disabling the StrSplitter.splitByRegex function until a patch is available to prevent potential Denial of Service (DoS) attacks.

Exploit

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

CVE-2023-51075

GHSA-7M7H-RGVP-3V4R

Affected Products

Hutool-Core

References · 10

• 🔥 https://github.com/dromara/hutool/issues/3421 · Exploit
• https://osv.dev/vulnerability/GHSA-7m7h-rgvp-3v4r · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-51075 · Security Note
• https://osv.dev/vulnerability/CVE-2023-51075 · Vendor Advisory
• https://github.com/dromara/hutool/commit/32f2d0bd55defecb869fbf64d940bcc05642accc · Note
• https://github.com/dromara/hutool · Note
• https://twitter.com/VulmonFeeds/status/1740155356444070241 · Twitter Post
• https://twitter.com/CVEnew/status/1740118916884787686 · Twitter Post
• https://t.me/cveNotify/134502 · Telegram Post
• https://t.me/cvenotify/66752 · Telegram Post