2021-1888 | Qualcomm Snapdragon Auto Key Parser double free


CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score
7.5 $0-$5k 0.27

A vulnerability was found in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music and Snapdragon Wearables (Chip Software). It has been declared as critical. This vulnerability affects an unknown code of the component Key Parser. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-415. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Memory corruption in key parsing and import function due to double freeing the same heap allocation in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables

The weakness was presented 07/13/2021. The advisory is available at qualcomm.com. This vulnerability was named CVE-2021-1888 since 12/08/2020. The exploitation appears to be easy. Local access is required to approach this attack. A single authentication is needed for exploitation. 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 07/16/2021).

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Type

Vendor

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VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

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Vector Complexity Authentication Confidentiality Integrity Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Memory corruption
CWE: CWE-415
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


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Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: qualcomm.com

12/08/2020 CVE assigned
07/13/2021 +216 days Advisory disclosed
07/13/2021 +0 days VulDB entry created
07/16/2021 +3 days VulDB last updateVendor: https://www.qualcomm.com/

Advisory: qualcomm.com
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2021-1888 (🔒)

Created: 07/13/2021 16:39
Updated: 07/16/2021 05:17
Changes: (1) source_cve_cna
Complete: 🔍

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