Vulnerability CVE-2019-1988

Vulnerability Name:

CVE-2019-1988 (CCN-157961)

Assigned:

2018-12-10

Published:

2019-02-04

Updated:

2021-07-21

Summary:

In sample6 of SkSwizzler.cpp, there is a possible out of bounds write due to improper input validation. This could lead to remote code execution in system_server with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-8.0 Android-8.1 Android-9. Android ID: A-118372692.

CVSS v3 Severity:

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

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

7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-787

Vulnerability Consequences:

Gain Access

References:

Source: CCN
Type: Google Web site
Android

Source: MITRE
Type: CNA
CVE-2019-1988

Source: BID
Type: Third Party Advisory, VDB Entry
106842

Source: XF
Type: UNKNOWN
android-cve20191988-code-exec(157961)

Source: CCN
Type: Android Open Source Project
Android Security Bulletin February 2019

Source: CONFIRM
Type: Vendor Advisory
https://source.android.com/security/bulletin/2019-02-01

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2019-1988

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:8.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:9.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:8.0:*:*:*:*:*:*:*

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:20191988000	V	CVE-2019-1988 on Ubuntu 18.04 LTS (bionic) - medium.	2019-02-28
oval:com.ubuntu.cosmic:def:201919880000000	V	CVE-2019-1988 on Ubuntu 18.10 (cosmic) - medium.	2019-02-28
oval:com.ubuntu.cosmic:def:20191988000	V	CVE-2019-1988 on Ubuntu 18.10 (cosmic) - medium.	2019-02-28
oval:com.ubuntu.bionic:def:201919880000000	V	CVE-2019-1988 on Ubuntu 18.04 LTS (bionic) - medium.	2019-02-28
oval:com.ubuntu.trusty:def:20191988000	V	CVE-2019-1988 on Ubuntu 14.04 LTS (trusty) - medium.	2019-02-28
oval:com.ubuntu.xenial:def:201919880000000	V	CVE-2019-1988 on Ubuntu 16.04 LTS (xenial) - medium.	2019-02-28
oval:com.ubuntu.xenial:def:20191988000	V	CVE-2019-1988 on Ubuntu 16.04 LTS (xenial) - medium.	2019-02-28

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