CVE-2022-26650 Information

Description

In Apache ShenYui ShenYu-Bootstrap RegexPredicateJudge.java uses Pattern.matches(conditionData.getParamValue() realData) to make judgments where both parameters are controllable by the user. This can cause an attacker pass in malicious regular expressions and characters causing a resource exhaustion. This issue affects Apache ShenYu (incubating) 2.4.0 2.4.1 and 2.4.2 and is fixed in 2.4.3.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://lists.apache.org/thread/8rp33m3nm4bwtx3qx76mqynth3t3d673 http://www.openwall.com/lists/oss-security/2022/05/17/3

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5