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CVE-2021-41821

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Wazuh是 （Wazuh）开源的一个应用软件。用于收集，汇总，索引和分析安全数据，帮助组织检测入侵，威胁和行为异常。 Wazuh Manager 存在安全漏洞，该漏洞源于Wazuh的4.1.5版本中Wazuh Manager受到远程Integer Underflow漏洞的影响。攻击者可利用该漏洞导致拒绝服务。

AI Predicted 6.5 Difficulty: Easy EPSS 1.11% · P65

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-41821

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Wazuh Manager in Wazuh through 4.1.5 is affected by a remote Integer Underflow vulnerability that might lead to denial of service. A crafted message must be sent from an authenticated agent to the manager.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Wazuh 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wazuh是 （Wazuh）开源的一个应用软件。用于收集，汇总，索引和分析安全数据，帮助组织检测入侵，威胁和行为异常。 Wazuh Manager 存在安全漏洞，该漏洞源于Wazuh的4.1.5版本中Wazuh Manager受到远程Integer Underflow漏洞的影响。攻击者可利用该漏洞导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2021-41821

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III. Intelligence Information for CVE-2021-41821

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Other References for CVE-2021-41821 (2)

Same Patch Batch · n/a · 2021-09-29 · 21 CVEs total

CVE-2021-23446 7.5 HIGH Regular Expression Denial of Service (ReDoS)
CVE-2021-41573 7.5 HIGH Hitachi Content Platform Anywhere (HCP-AW) 信息泄露漏洞
CVE-2021-35945 Couchbase Server 缓冲区错误漏洞
CVE-2021-22947 Migration Toolkit For Containers 数据伪造问题漏洞
CVE-2021-22946 libcurl 安全漏洞
CVE-2021-33923 Confluent Ansible 安全漏洞
CVE-2021-33924 Confluent Ansible 安全漏洞
CVE-2021-40651 OS4Ed OpenSIS 路径遍历漏洞
CVE-2021-41732 Zeek 环境问题漏洞
CVE-2021-41764 Streama 跨站请求伪造漏洞
CVE-2021-41826 PlaceOs Authentication Service 输入验证错误漏洞
CVE-2021-35943 Couchbase Server 授权问题漏洞
CVE-2021-35944 Couchbase Server 缓冲区错误漏洞
CVE-2021-3653 KVM 权限许可和访问控制问题漏洞
CVE-2021-41795 Apple Safari 安全漏洞
CVE-2020-20128 LaraCms 信息泄露漏洞
CVE-2020-20129 LaraCms 跨站脚本漏洞
CVE-2020-20131 LaraCms 跨站脚本漏洞
CVE-2020-20781 UCMS 跨站脚本漏洞
CVE-2021-41824 Pixel＆tonic Craft CMS 代码注入漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-41821

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