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CVE-2020-23533
Published: Apr 6, 2021
Modified: Aug 4, 2024
PUBLISHED
Description
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0
x_refsource_MISC
http://mobitec.ie.cuhk.edu.hk/cve_2020/
x_refsource_MISC
https://cwe.mitre.org/data/definitions/347.html
x_refsource_MISC
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