VDB-126517 · CVE-2018-9488 · EDB-ID 45379

Google Android 8.0/8.1/9.0 SELinux access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Android 8.0/8.1/9.0. The affected element is an unknown function of the component SELinux. This manipulation causes access control. This vulnerability is tracked as CVE-2018-9488. The attack is restricted to local execution. Moreover, an exploit is present. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in Google Android 8.0/8.1/9.0 (Smartphone Operating System) and classified as critical. Affected by this vulnerability is some unknown processing of the component SELinux. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In the SELinux permissions of crash_dump.te, there is a permissions bypass due to a missing restriction. This could lead to a local escalation of privilege, with System privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android-8.0 Android-8.1 Android-9.0 Android ID: A-110107376.

The bug was discovered 06/12/2018. The weakness was disclosed 11/06/2018 as EDB-ID 45379 as not defined exploit (Exploit-DB). The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2018-9488 since 04/05/2018. An attack has to be approached locally. Required for exploitation is a single authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

After immediately, there has been an exploit disclosed. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 147 days. During that time the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45379). The entry VDB-126506 is pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Smartphone Operating System

Vendor

Google

Name

Android

Version

License

free

Website

Vendor: https://www.google.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

04/05/2018 🔍
06/12/2018 +68 days 🔍
11/06/2018 +147 days 🔍
11/06/2018 +0 days 🔍
11/06/2018 +0 days 🔍
11/06/2018 +0 days 🔍
11/07/2018 +1 days 🔍
06/09/2024 +2041 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: EDB-ID 45379
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9488 (🔍)
GCVE (CVE): GCVE-0-2018-9488
GCVE (VulDB): GCVE-100-126517
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 11/07/2018 07:54
Updated: 06/09/2024 15:32
Changes: 11/07/2018 07:54 (70), 04/10/2020 16:07 (1), 06/09/2024 15:32 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.