CVE-2016-2422

Severity: high (CVSS 7.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-18 · updated 2026-06-17
Weakness: CWE-264

Description

Wi-Fi in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-04-01 does not prevent use of a Wi-Fi CA certificate in an unrelated CA role, which allows attackers to gain privileges via a crafted application, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 26324357.

Affected products

Android: 4.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.1 (+16)

References

http://source.android.com/security/bulletin/2016-04-02.html
https://android.googlesource.com/platform/packages/apps/CertInstaller/+/70dde9870e9450e10418a32206ac1bb30f036b2c
http://source.android.com/security/bulletin/2016-04-02.html
https://android.googlesource.com/platform/packages/apps/CertInstaller/+/70dde9870e9450e10418a32206ac1bb30f036b2c

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