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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-25304 Detail

Description

All versions of package opcua; all versions of package asyncua are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/FreeOpcUa/python-opcua/issues/1466 Issue Tracking  Third Party Advisory 
https://github.com/FreeOpcUa/python-opcua/issues/1466 Issue Tracking  Third Party Advisory 
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-2988731 Third Party Advisory 
https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-2988731 Third Party Advisory 
https://security.snyk.io/vuln/SNYK-PYTHON-OPCUA-2988730 Third Party Advisory 
https://security.snyk.io/vuln/SNYK-PYTHON-OPCUA-2988730 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-770 Allocation of Resources Without Limits or Throttling cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-25304
NVD Published Date:
08/23/2022
NVD Last Modified:
11/21/2024
Source:
Snyk