Qualcomm Snapdragon Mobile/Snapdragon Wear HLOS access control

CVSS Meta Temp Score
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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.
5.6$0-$5k0.00

A vulnerability was found in Qualcomm Snapdragon Mobile and Snapdragon Wear MSM8909W/SD 210-SD 212-SD 205/SD 410-12/SD 615-16-SD 415/SD 617 (Chip Software). It has been declared as critical. This vulnerability affects an unknown code block of the component HLOS. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Under certain mode of operations, HLOS may be able get direct or indirect access through DXE channels to tamper with the authenticated WCNSS firmware stored in DDR because DXE-accessible memory is located within the authenticated image in Snapdragon Mobile and Snapdragon Wear in version MSM8909W, SD 210/SD 212/SD 205, SD 410/12, SD 615/16/SD 415, SD 617.

The bug was discovered 09/04/2018. The weakness was disclosed 10/23/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2017-18313 since 06/15/2018. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 49 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The entries 124291, 124296, 124297 and 124325 are pretty similar.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
ATT&CK: T1068

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/15/2018 🔍
09/04/2018 +81 days 🔍
10/23/2018 +48 days 🔍
10/23/2018 +0 days 🔍
10/24/2018 +1 days 🔍
05/03/2020 +557 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: source.android.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-18313 (🔍)
See also: 🔍

Entryinfo

Created: 10/24/2018 06:58
Updated: 05/03/2020 16:43
Changes: 10/24/2018 06:58 (60), 05/03/2020 16:43 (2)
Complete: 🔍

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