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CVE-2017-11429— Multiple SAML libraries may allow authentication bypass via incorrect XML canonicalization and DOM traversal

Quick assessment

Affected
Clever saml2-js
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.

Clever saml2-js是一款使用在Clever产品中的SAML（安全断言标记语言）脚本。 Clever saml2-js 2.0版本和1.0版本中存在身份验证绕过漏洞。攻击者可利用该漏洞绕过身份验证机制并执行未授权的操作。

AI Predicted 8.0 Difficulty: Moderate EPSS 2.74% · P86

Possible ATT&CK Techniques 1 AI

T1210.004
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I. Basic Information for CVE-2017-11429

Vulnerability Information
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Vulnerability Title
Multiple SAML libraries may allow authentication bypass via incorrect XML canonicalization and DOM traversal
Source: CVE Program / CVE List V5
Vulnerability Description
Clever saml2-js 2.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Clever saml2-js 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Clever saml2-js是一款使用在Clever产品中的SAML（安全断言标记语言）脚本。 Clever saml2-js 2.0版本和1.0版本中存在身份验证绕过漏洞。攻击者可利用该漏洞绕过身份验证机制并执行未授权的操作。
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
Clever saml2-js unspecified ~ 1.0 -

II. Public POCs for CVE-2017-11429

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III. Intelligence Information for CVE-2017-11429

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Vendor Advisories for CVE-2017-11429 (1)

Security Blog Posts for CVE-2017-11429 (1)

IV. Related Vulnerabilities

Same vendor: Clever
Same weakness: CWE-287