#VU37247 Use-after-free in Google Android


Published: 2018-04-04 | Updated: 2020-08-08

Vulnerability identifier: #VU37247

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-13257

CWE-ID: CWE-416

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Google Android
Operating systems & Components / Operating system

Vendor: Google

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

In bta_pan_data_buf_ind_cback of bta_pan_act.cc there is a use after free that can result in an out of bounds read of memory allocated via malloc. This could lead to information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: 5.1.1, 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2, 8.0, 8.1. Android ID: A-67110692.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Android: 5.1.1, 6.0 - 6.0.1, 7.0 - 7.1.2, 8.0 - 8.1


External links
http://www.securityfocus.com/bid/103253
http://source.android.com/security/bulletin/2018-03-01


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.


Latest bulletins with this vulnerability