Vulnerabilities
Projects
Vulnerability Disclosure
About Us
Contact Us
Mend.io Vulnerability Database
What is a CVE vulnerability ID? 
What is a WS vulnerability ID?
What is an MSC vulnerability ID?
New vulnerability? Tell us about it!
What is a WS vulnerability ID?
What is an MSC vulnerability ID?
We found results for “”
WS-2021-0646
Good to know:
Date: May 11, 2021
Apache Lucene through 7.x and 8.x before 8.10 is vulnerable to a denial of service. By sending a specific regular expression query, a remote attacker could exploit this vulnerability to consume all available CPU resources.
Language: Java
Severity Score
Severity Score
Weakness Type (CWE)
Inefficient Regular Expression Complexity
CWE-1333Top Fix
Upgrade Version
Upgrade to version org.apache.lucene:lucene-analyzers-common:8.10.0, org.apache.lucene:lucene-core:8.10.0,9.0.0, org.apache.lucene:lucene-queryparser:8.10.0,9.0.0, org.apache.lucene:lucene-suggest:8.10.0,9.0.0
CVSS v3.1
| Base Score: |
|
|---|---|
| Attack Vector (AV): | NETWORK |
| Attack Complexity (AC): | LOW |
| Privileges Required (PR): | NONE |
| User Interaction (UI): | NONE |
| Scope (S): | UNCHANGED |
| Confidentiality (C): | NONE |
| Integrity (I): | NONE |
| Availability (A): | LOW |