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CVE-2021-20553— IBM Sterling B2B Integrator Standard Edition cross-site scripting

Quick assessment

Affected
IBM Sterling B2B Integrator
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 Sterling B2B Integrator是美国IBM公司的一套集成了重要的B2B流程、交易和关系的软件。该软件支持与不同的合作伙伴社区之间实现复杂的B2B流程的安全集成。 IBM Sterling B2B Integrator Standard Edition 中存在跨站脚本漏洞，该漏洞源于产品允许用户在web ui中嵌入任意javascript代码。攻击者可通过该漏洞导致会话凭证丢失。

CVSS 5.4 · Medium EPSS 0.26% · P17

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2021-20553

Vulnerability Information
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Vulnerability Title
IBM Sterling B2B Integrator Standard Edition cross-site scripting
Source: CVE Program / CVE List V5
Vulnerability Description
IBM Sterling B2B Integrator Standard Edition 5.2.0.0 through 6.1.1.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
IBM Sterling B2B Integrator 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
IBM Sterling B2B Integrator是美国IBM公司的一套集成了重要的B2B流程、交易和关系的软件。该软件支持与不同的合作伙伴社区之间实现复杂的B2B流程的安全集成。 IBM Sterling B2B Integrator Standard Edition 中存在跨站脚本漏洞，该漏洞源于产品允许用户在web ui中嵌入任意javascript代码。攻击者可通过该漏洞导致会话凭证丢失。
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 Sterling B2B Integrator 5.2.0.0 ~ 5.2.6.5 cpe:2.3:a:ibm:sterling_b2b_integrator:5.2.0.0:*:*:*:standard:*:*:*

II. Public POCs for CVE-2021-20553

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III. Intelligence Information for CVE-2021-20553

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Vendor Advisories for CVE-2021-20553 (1)

Same Patch Batch · IBM · 2024-12-18 · 10 CVEs total

CVE-2024-45082 6.8 MEDIUM IBM Cognos Analytics HTTP open redirection
CVE-2024-47104 6.8 MEDIUM IBM i incorrect privilege assignment
CVE-2024-51470 6.5 MEDIUM IBM MQ denial of service
CVE-2024-47119 5.9 MEDIUM IBM Storage Defender - Resiliency Service improper certificate validation
CVE-2024-52361 5.7 MEDIUM IBM Storage Defender - Resiliency Service information disclosure
CVE-2024-25042 5.4 MEDIUM IBM Cognos Analytics cross-site scripting
CVE-2024-41752 5.4 MEDIUM IBM Cognos Analytics HTML injection
CVE-2021-29827 5.2 MEDIUM IBM InfoSphere Information Server clickjacking
CVE-2023-50956 4.4 MEDIUM IBM Storage Defender - Resiliency Service information disclosure

IV. Related Vulnerabilities

Same product: Sterling B2B Integrator
Same vendor: IBM
Same weakness: CWE-79

V. Comments for CVE-2021-20553

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