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CVE-2020-37168— Ecommerce Systempay 1.0 Production Key Brute Force

Quick assessment

Affected
Paiement Ecommerce Systempay
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.

Paiement Ecommerce Systempay是法国Paiement公司的一个电子商务在线支付平台。 Paiement Ecommerce Systempay 1.0版本存在安全漏洞，该漏洞源于弱加密实现，可能导致攻击者暴力破解用于支付签名生成的16字符生产密钥，从而伪造有效支付签名并操纵交易金额。

CVSS 9.8 · Critical EPSS 0.25% · P15

Affected Version Matrix 1

VendorProduct Version RangeStatus
Paiement Ecommerce Systempay 1.0 affected
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I. Basic Information for CVE-2020-37168

Vulnerability Information
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Vulnerability Title
Ecommerce Systempay 1.0 Production Key Brute Force
Source: CVE Program / CVE List V5
Vulnerability Description
Ecommerce Systempay 1.0 contains a weak cryptographic implementation vulnerability that allows attackers to brute force the 16-character production secret key used for payment signature generation. Attackers can extract payment form data and signatures from POST requests to the payment endpoint, then use SHA1 hash comparison to iteratively test key candidates until discovering the correct production key, enabling them to forge valid payment signatures and manipulate transaction amounts.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可逆的单向哈希
Source: CVE Program / CVE List V5
Vulnerability Title
Paiement Ecommerce Systempay 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Paiement Ecommerce Systempay是法国Paiement公司的一个电子商务在线支付平台。 Paiement Ecommerce Systempay 1.0版本存在安全漏洞，该漏洞源于弱加密实现，可能导致攻击者暴力破解用于支付签名生成的16字符生产密钥，从而伪造有效支付签名并操纵交易金额。
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
Paiement Ecommerce Systempay 1.0 -

II. Public POCs for CVE-2020-37168

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III. Intelligence Information for CVE-2020-37168

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Vendor Advisories for CVE-2020-37168 (1)

Exploits & Public PoCs for CVE-2020-37168 (1)

Vendor Pages for CVE-2020-37168 (2)

IV. Related Vulnerabilities

Same weakness: CWE-328

V. Comments for CVE-2020-37168

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