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CVE-2021-20502

Quick assessment

Affected
IBM Engineering Lifecycle Optimization
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 Jazz Foundation是美国国际商业机器公司（IBM）的一个面向软件交付技术的下一代协作平台。 IBM Jazz Foundation 存在安全漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击。远程攻击者可利用该漏洞暴露敏感信息或消耗内存资源。

AI Predicted 7.5 Difficulty: Moderate EPSS 1.40% · P71

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-20502

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Jazz Foundation Products are 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: 198059.
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 Jazz Foundation 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Jazz Foundation是美国国际商业机器公司（IBM）的一个面向软件交付技术的下一代协作平台。 IBM Jazz Foundation 存在安全漏洞，该漏洞源于处理XML数据时容易受到XML外部实体注入攻击。远程攻击者可利用该漏洞暴露敏感信息或消耗内存资源。
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 Engineering Lifecycle Optimization 7.0 -
IBM Engineering Workflow Management 7.0 -
IBM Rational Engineering Lifecycle Manager 6.0.2 -
IBM Rational Team Concert 6.0.2 -

II. Public POCs for CVE-2021-20502

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III. Intelligence Information for CVE-2021-20502

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Vendor Advisories for CVE-2021-20502 (2)

Same Patch Batch · IBM · 2021-03-30 · 12 CVEs total

CVE-2021-20520 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20506 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20518 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20504 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20503 IBM Jazz Foundation Products 跨站脚本漏洞
CVE-2021-20447 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20352 IBM Jazz Foundation 跨站脚本漏洞
CVE-2021-20482 IBM Cloud Pak for Automation 代码问题漏洞
CVE-2020-4944 IBM UrbanCode Deploy 安全漏洞
CVE-2020-4848 IBM UrbanCode Deploy 安全漏洞
CVE-2020-4884 IBM UrbanCode Deploy 安全漏洞

IV. Related Vulnerabilities

Same product: Engineering Lifecycle Optimization
Same vendor: IBM

V. Comments for CVE-2021-20502

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