Unrated severityNVD Advisory· Published Nov 4, 2012· Updated Apr 29, 2026
CVE-2012-5809
CVE-2012-5809
Description
The Groupon Redemptions application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
Affected products
1- cpe:2.3:a:groupon:groupon_merchants:-:-:*:*:*:android:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- www.cs.utexas.edu/~shmat/shmat_ccs12.pdfnvdExploit
News mentions
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