Qualcomm Snapdragon Automobile up to Snapdragon_High_Med_2016 MAC Address Randomizer RNG cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Qualcomm Snapdragon Automobile, Snapdragon Mobile and Snapdragon Wear and classified as problematic. This affects an unknown part of the component MAC Address Randomizer. Executing a manipulation can lead to cryptographic issue (RNG). The identification of this vulnerability is CVE-2018-5837. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Qualcomm Snapdragon Automobile, Snapdragon Mobile and Snapdragon Wear (Chip Software). It has been declared as problematic. This vulnerability affects an unknown code of the component MAC Address Randomizer. The manipulation with an unknown input leads to a cryptographic issue vulnerability (RNG). The CWE definition for the vulnerability is CWE-310. As an impact it is known to affect integrity. CVE summarizes:

In Snapdragon (Automobile, Mobile, Wear) in version IPQ8074, MDM9206, MDM9607, MDM9640, MDM9650, MSM8996AU, QCA6574AU, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 820A, SD 835, SD 845, SD 850, SDA660, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, SDM710, Snapdragon_High_Med_2016, MAC address randomization performed during probe requests is not done properly due to a flawed RNG which produced repeating output much earlier than expected.

The bug was discovered 07/05/2018. The weakness was shared 09/20/2018 (Website). The advisory is shared for download at source.android.com. This vulnerability was named CVE-2018-5837 since 01/18/2018. The exploitation appears to be easy. The attack can be initiated remotely. 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 T1600.

The vulnerability was handled as a non-public zero-day exploit for at least 77 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The entries VDB-125853, VDB-125854, VDB-125855 and VDB-125856 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: RNG
Class: Cryptographic issue / RNG
CWE: CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

01/18/2018 🔍
07/05/2018 +167 days 🔍
09/20/2018 +76 days 🔍
09/20/2018 +0 days 🔍
09/21/2018 +1 days 🔍
05/03/2020 +590 days 🔍

Sourcesinfo

Vendor: qualcomm.com

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

CVE: CVE-2018-5837 (🔍)
GCVE (CVE): GCVE-0-2018-5837
GCVE (VulDB): GCVE-100-124324
See also: 🔍

Entryinfo

Created: 09/21/2018 08:27
Updated: 05/03/2020 14:34
Changes: 09/21/2018 08:27 (60), 05/03/2020 14:34 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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