Zoner Antivirus Free
CVE-2012-5456
MEDIUM
Severity by source
AV:N/AC:M/Au:N/C:N/I:P/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Lifecycle Timeline
1DescriptionCVE.org
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.
AnalysisAI
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. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable. No vendor patch available.
Technical ContextAI
This vulnerability is classified under CWE-310. 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 include: Zoner Zoner Antivirus Free.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Same weakness CWE-310 – Cryptographic Issues
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External POC / Exploit Code
Leaving vuln.today