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CVE-2020-36285

Union Pay up to 3.3.12, for iOS mobile apps, contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability, allows attackers to shop for free in merchants' websites and mobile apps, via a crafted authentication code (MAC) which is generated based on a secret key which is NULL.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Unionpayintl
Products
Union Pay
CVE-2020-36284

Union Pay up to 3.4.93.4.9, for android, contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability, allows attackers to shop for free in merchants' websites and mobile apps, via a crafted authentication code (MAC) which is generated based on a secret key which is NULL.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Unionpayintl
Products
Union Pay
CVE-2020-23533

Union Pay up to 1.2.0, for web based versions contains a CWE-347: Improper Verification of Cryptographic Signature vulnerability, allows attackers to shop for free in merchants' websites and mobile apps, via a crafted authentication code (MAC) which is generated based on a secret key which is NULL.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Unionpayintl
Products
Union Pay