high7.5
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 …
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Unionpayintl | Union Pay | through 1.2.0 |
Weakness classification
References
- NVD record
- CVE.org record
- http://mobitec.ie.cuhk.edu.hk/cve_2020/
- https://cwe.mitre.org/data/definitions/347.html
- https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0
- https://www.dropbox.com/s/czbkdr73tclq2nr/UnionPay_Vulnerability_Report.txt?dl=0
- http://mobitec.ie.cuhk.edu.hk/cve_2020/
- https://cwe.mitre.org/data/definitions/347.html
- https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0
- https://www.dropbox.com/s/czbkdr73tclq2nr/UnionPay_Vulnerability_Report.txt?dl=0