QID 630715

Date Published: 2021-06-15

QID 630715: Union Pay For iOS Improper Verification of Cryptographic Signature Vulnerability

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.

On successful exploitation, it could allow an attacker to execute code.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Upgrade to the latest packages which contain a patch. Refer to CVE-2020-36285 to address this issue and obtain more information.

Vendor References

CVE-2020-36285 - nvd.nist.gov/vuln/detail/CVE-2020-36285

CVEs related to QID 630715

CVE-2020-36285 |

Software Advisories

Advisory ID	Software	Component	Link
CVE-2020-36285	iOS		nvd.nist.gov/vuln/detail/CVE-2020-36285

By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].