CVE-2016-0818 - Insufficient Verification of Data Authenticity

Severity

43%

Complexity

86%

Confidentiality

48%

The caching functionality in the TrustManagerImpl class in TrustManagerImpl.java in Conscrypt in Android 4.x before 4.4.4, 5.x before 5.1.1 LMY49H, and 6.x before 2016-03-01 mishandles the distinction between an intermediate CA and a trusted root CA, which allows man-in-the-middle attackers to spoof servers by leveraging access to an intermediate CA to issue a certificate, aka internal bug 26232830.

The caching functionality in the TrustManagerImpl class in TrustManagerImpl.java in Conscrypt in Android 4.x before 4.4.4, 5.x before 5.1.1 LMY49H, and 6.x before 2016-03-01 mishandles the distinction between an intermediate CA and a trusted root CA, which allows man-in-the-middle attackers to spoof servers by leveraging access to an intermediate CA to issue a certificate, aka internal bug 26232830.

CVSS 3.0 Base Score 5.9. CVSS Attack Vector: network. CVSS Attack Complexity: high. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N).

Overview

Type

Google Android

First reported 8 years ago

2016-03-12 21:59:00

Last updated 8 years ago

2016-11-28 19:55:00

Affected Software

Google Android Operating System 4.0

4.0

Google Android Operating System 4.0.1

4.0.1

Google Android Operating System 4.0.2

4.0.2

Google Android Operating System 4.0.3

4.0.3

Google Android Operating System 4.0.4

4.0.4

Google Android Operating System 4.1

4.1

Google Android Operating System 4.1.2

4.1.2

Google Android Operating System 4.2 (Jelly Bean)

4.2

Google Android Operating System 4.2.1

4.2.1

Google Android Operating System 4.2.2

4.2.2

Google Android Operating System 4.3

4.3

Google Android Operating System 4.3.1

4.3.1

Google Android Operating System 4.4

4.4

Google Android Operating System 4.4.1

4.4.1

Google Android Operating System 4.4.2

4.4.2

Google Android Operating System 4.4.3

4.4.3

Google Android Operating System 5.0

5.0

Google Android 5.0.1

5.0.1

Google Android 5.0.2

5.0.2

Google Android 5.1

5.1

Google Android 5.1.0

5.1.0

Google Android 5.1.1

5.1.1

Google Android 6.0

6.0

Google Android 6.0.1

6.0.1

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