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CVE-2021-20354

Quick assessment

Affected
IBM WebSphere Application Server
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 WebSphere Application Server（WAS）是美国IBM公司的一款应用服务器产品。该产品是JavaEE和Web服务应用程序的平台，也是IBMWebSphere软件平台的基础。 IBM WebSphere Application Server 中存在路径遍历漏洞。该漏洞源于攻击者可以发送包含 dot 序列（/../）的巧尽心思构建的URL请求，以查看系统上的任意文件以下产品及版本受到影响：IBM WebSphere Application Server 8.0, IBM Web

AI Predicted 7.5 Difficulty: Trivial EPSS 3.70% · P89

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2021-20354

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
IBM WebSphere Application Server 8.0, 8.5, and 9.0 could allow a remote attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system. IBM X-Force ID: 194883.
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 WebSphere Application Server和WebSphere Application 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM WebSphere Application Server（WAS）是美国IBM公司的一款应用服务器产品。该产品是JavaEE和Web服务应用程序的平台，也是IBMWebSphere软件平台的基础。 IBM WebSphere Application Server 中存在路径遍历漏洞。该漏洞源于攻击者可以发送包含 dot 序列（/../）的巧尽心思构建的URL请求，以查看系统上的任意文件以下产品及版本受到影响：IBM WebSphere Application Server 8.0, IBM Web
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 WebSphere Application Server 8.0 -

II. Public POCs for CVE-2021-20354

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III. Intelligence Information for CVE-2021-20354

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Vendor Advisories for CVE-2021-20354 (2)

Same Patch Batch · IBM · 2021-02-18 · 6 CVEs total

CVE-2021-20446 IBM Maximo for Civil Infrastructure 跨站脚本漏洞
CVE-2021-20445 IBM Maximo for Civil Infrastructure 信息泄露漏洞
CVE-2021-20443 IBM Maximo for Civil Infrastructure 安全漏洞
CVE-2021-20444 IBM Maximo for Civil Infrastructure 跨站脚本漏洞
CVE-2020-4933 IBM Jazz Reporting Service 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: WebSphere Application Server
Same vendor: IBM

V. Comments for CVE-2021-20354

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