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CVE-2021-20399

Quick assessment

Affected
IBM QRadar SIEM
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.

IBM QRadar SIEM是美国IBM公司的一套利用安全智能保护资产和信息远离高级威胁的解决方案。该方案提供对整个IT架构范围进行监督、生成详细的数据访问和用户活动报告等功能。 IBM QRadar SIEM存在安全漏洞，该漏洞源于攻击者可利用该漏洞可以向IBM QRadar SIEM传输恶意XML数据，以读取文件、扫描站点或触发拒绝服务。

AI Predicted 8.1 Difficulty: Easy EPSS 1.79% · P76
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I. Basic Information for CVE-2021-20399

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Qradar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 196073.
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
IBM QRadar SIEM 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM QRadar SIEM是美国IBM公司的一套利用安全智能保护资产和信息远离高级威胁的解决方案。该方案提供对整个IT架构范围进行监督、生成详细的数据访问和用户活动报告等功能。 IBM QRadar SIEM存在安全漏洞，该漏洞源于攻击者可利用该漏洞可以向IBM QRadar SIEM传输恶意XML数据，以读取文件、扫描站点或触发拒绝服务。
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
IBM QRadar SIEM 7.3.0 -

II. Public POCs for CVE-2021-20399

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III. Intelligence Information for CVE-2021-20399

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Vendor Advisories for CVE-2021-20399 (2)

IV. Related Vulnerabilities

Same product: QRadar SIEM
Same vendor: IBM

V. Comments for CVE-2021-20399

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