Input validation error in Google, Google Android

1) Input validation error

EUVDB-ID: #VU40365

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2016-0849

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Multiple integer overflows in minzip/SysUtil.c in the Recovery Procedure in Android 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-04-01 allow attackers to gain privileges via a crafted application, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 26960931.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: 5.0 - 6.0.1

CPE2.3

• cpe:2.3:o:google:android:5.0:*:*:*:*:*:*:*
• cpe:2.3:o:google:android:*:*:*:*:*:*:*:*

External links

https://source.android.com/security/bulletin/2016-04-02.html
https://android.googlesource.com/platform/bootable/recovery/+/28a566f7731b4cb76d2a9ba16d997ac5aeb07dad

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.