CVE-2012-5820
The developer-account sample code in Google AdMob does not verify that the server hostname...
The developer-account sample code in Google AdMob 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.
Exploit likelihood
What each source reports
NVD Score used
The developer-account sample code in Google AdMob 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.
- Record
CVE-2012-5820- CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
The developer-account sample code in Google AdMob 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.
- Record
CVE-2012-5820- Updated
- 2026-11-02
EUVDEUVD-2012-5699 No score
The developer-account sample code in Google AdMob 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.
- Record
EUVD-2012-5699- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p9f2-2m7h-98qm No score
The developer-account sample code in Google AdMob does not verify that the server hostname...
The developer-account sample code in Google AdMob 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.
- Record
GHSA-p9f2-2m7h-98qm- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-5820 is a medium vulnerability (CVSS 5.8) in Google Admob, published November 4, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. No source names a fixed version.