Cyber Resilience

CVE-2022-26650

High

Published: 17 May 2022

Published
17 May 2022
Modified
21 November 2024
KEV Added
Patch
17 May 2022
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0109 78.3th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-26650 is a high-severity Inefficient Regular Expression Complexity (CWE-1333) vulnerability in Apache Shenyu. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 21.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

(incubating) 2.4.0, 2.4.1 and 2.4.2 and is fixed in 2.4.3.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apache
shenyu
2.4.0, 2.4.1, 2.4.2

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References