Qualcomm Snapdragon Auto Packet Length buffer overflow

EntryeditHistoryDiffjsonxmlCTI
CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music and Snapdragon Wired Infrastructure and Networking (Chip Software) and classified as critical. Affected by this issue is an unknown code block of the component Packet Length Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-120. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Possible Buffer over-read in ARP/NS parsing due to lack of check of packet length received in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

The weakness was shared 06/09/2021. The advisory is available at qualcomm.com. This vulnerability is handled as CVE-2020-11238 since 03/31/2020. The exploitation is known to be easy. Access to the local network is required for this attack. The requirement for exploitation is a simple authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/11/2021).

Upgrading eliminates this vulnerability.

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2infoedit

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

Exploitinginfoedit

Class: Memory corruption
CWE: CWE-120
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

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

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: qualcomm.com

Timelineinfoedit

03/31/2020 CVE assigned
06/09/2021 +435 days Advisory disclosed
06/09/2021 +0 days VulDB entry created
06/11/2021 +2 days VulDB last update

Sourcesinfoedit

Vendor: https://www.qualcomm.com/

Advisory: qualcomm.com
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2020-11238 (🔒)

Entryinfoedit

Created: 06/09/2021 04:43 PM
Updated: 06/11/2021 03:38 PM
Changes: (6) source_cve_assigned source_cve_nvd_summary advisory_confirm_url vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
Complete: 🔍

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