PT-2021-11991
CVE-2020-36284
·
تاريخ النشر
2021-04-06
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تاريخ التحديث
2021-04-09
الوصف من
CVSS 3.1
7.5
عاليةالمقاييسAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Name of the Vulnerable Software and Affected Versions:
Union Pay versions up to 3.4.93.4.9
Description:
The issue allows attackers to shop for free in merchants' websites and mobile apps via a crafted authentication code (MAC) generated based on a secret key which is NULL. This is due to an improper verification of cryptographic signature.
Recommendations:
For Union Pay versions up to 3.4.93.4.9, at the moment, there is no information about a newer version that contains a fix for this vulnerability.
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