Remote Integer Underflow Vulnerability in Wazuh Manager by Wazuh
CVE-2021-41821

6.5MEDIUM

Key Information:

Vendor

Wazuh

Status
Wazuh
Vendor
CVE Published:
29 September 2021

What is CVE-2021-41821?

The Wazuh Manager, in versions up to 4.1.5, has a vulnerability that results from an integer underflow in its handling of messages from authenticated agents. An attacker can exploit this condition by sending specially crafted messages, potentially leading to a denial of service. This vulnerability highlights the importance of evaluating message processing mechanisms within the application to ensure robust security against such threats.

References

https://documentation.wazuh.com/current/release-notes/rel...
x_refsource_MISC
https://github.com/wazuh/wazuh/issues/9201
x_refsource_MISC

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-41821 : Remote Integer Underflow Vulnerability in Wazuh Manager by Wazuh