CVE-2016-11044 - Improper Verification of Cryptographic Signature

Severity

78%

Complexity

18%

Confidentiality

98%

An issue was discovered on Samsung mobile devices with L(5.0/5.1) and M(6.0) (with Fingerprint support) software. The check of an application's signature can be bypassed during installation. The Samsung ID is SVE-2016-5923 (June 2016).

CVSS 3.1 Base Score 7.8. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 4.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P).

Demo Examples

Improper Verification of Cryptographic Signature

CWE-347

In the following code, a JarFile object is created from a downloaded file.


               JarFile jf = new JarFile(f);

The JAR file that was potentially downloaded from an untrusted source is created without verifying the signature (if present). An alternate constructor that accepts a boolean verify parameter should be used instead.

Overview

Type

Google Android

First reported 4 years ago

2020-04-07 13:15:00

Last updated 4 years ago

2020-04-07 18:51:00

Affected Software

Google Android Operating System 5.0

5.0

Google Android 5.1

5.1

Google Android 6.0

6.0

References

https://security.samsungmobile.com/securityUpdate.smsb

Vendor Advisory

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