CVE-2012-5456

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-10-24 · updated 2026-06-16
Weakness: CWE-310

Description

The Zoner AntiVirus Free application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, as demonstrated by a server used for updating virus signature files.

Affected products

Zoner Antivirus Free: 1.7.0

References

http://www.securityfocus.com/bid/56292
http://www2.dcsec.uni-hannover.de/files/android/p50-fahl.pdf
https://exchange.xforce.ibmcloud.com/vulnerabilities/79591
http://www.securityfocus.com/bid/56292
http://www2.dcsec.uni-hannover.de/files/android/p50-fahl.pdf
https://exchange.xforce.ibmcloud.com/vulnerabilities/79591

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