CVE-2020-36284
Last modified
CVE-2020-36284 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Unionpayintl | Union Pay | <= 3.4.93.4.9 |
References
- http://mobitec.ie.cuhk.edu.hk/cve_2020/Permissions Required
- https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0Third Party Advisory
- https://www.dropbox.com/s/czbkdr73tclq2nr/UnionPay_Vulnerability_Report.txt?dl=0Third Party Advisory
- http://mobitec.ie.cuhk.edu.hk/cve_2020/Permissions Required
- https://www.dropbox.com/s/6smwnbrp0kgsgrc/poc_code.py?dl=0Third Party Advisory
- https://www.dropbox.com/s/czbkdr73tclq2nr/UnionPay_Vulnerability_Report.txt?dl=0Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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