Vulnerability CVE-2018-9465

Vulnerability Name:

CVE-2018-9465 (CCN-152646)

Assigned:

2018-08-06

Published:

2018-08-06

Updated:

2018-12-12

Summary:

In task_get_unused_fd_flags of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android kernel Android ID: A-69164715 References: Upstream kernel.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-416

Vulnerability Consequences:

Gain Privileges

References:

Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2018-9465

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041432

Source: XF
Type: UNKNOWN
android-cve20189465-priv-esc(152646)

Source: CCN
Type: Android Open Source Project
Android Security BulletinAugust 2018

Source: CONFIRM
Type: Patch, Vendor Advisory
https://source.android.com/security/bulletin/2018-08-01

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:-:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/o:google:android:*:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:20189465000	V	CVE-2018-9465 on Ubuntu 18.04 LTS (bionic) - low.	2018-11-06
oval:com.ubuntu.cosmic:def:201894650000000	V	CVE-2018-9465 on Ubuntu 18.10 (cosmic) - low.	2018-11-06
oval:com.ubuntu.cosmic:def:20189465000	V	CVE-2018-9465 on Ubuntu 18.10 (cosmic) - low.	2018-11-06
oval:com.ubuntu.bionic:def:201894650000000	V	CVE-2018-9465 on Ubuntu 18.04 LTS (bionic) - low.	2018-11-06
oval:com.ubuntu.trusty:def:20189465000	V	CVE-2018-9465 on Ubuntu 14.04 LTS (trusty) - low.	2018-11-06
oval:com.ubuntu.xenial:def:201894650000000	V	CVE-2018-9465 on Ubuntu 16.04 LTS (xenial) - low.	2018-11-06
oval:com.ubuntu.xenial:def:20189465000	V	CVE-2018-9465 on Ubuntu 16.04 LTS (xenial) - low.	2018-11-06

BACK