Apache ShenYu (incubating) Regular expression denial of service
CVE-2022-26650

7.5HIGH

Key Information:

Vendor
Apache
Status
Apache Shenyu (incubating)
Vendor
CVE Published:
17 May 2022

Summary

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.

Affected Version(s)

Apache ShenYu (incubating) < 2.4.3

References

https://lists.apache.org/thread/8rp33m3nm4bwtx3qx76mqynth...
x_refsource_MISC
http://www.openwall.com/lists/oss-security/2022/05/17/3
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.