Vulnerability CVE-2021-1940

Vulnerability Name:

CVE-2021-1940 (CCN-205322)

Assigned:

2020-12-08

Published:

2021-07-05

Updated:

2023-06-12

Summary:

Qualcomm Snapdragon products could allow a local attacker to execute arbitrary code on the system, caused by a use-after-free in Neural Processing. By executing a specially-crafted program, an attacker could exploit this vulnerability to execute arbitrary code on the system.

CVSS v3 Severity:

8.4 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

8.4 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
7.3 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

7.2 High (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2021-1940

Source: product-security@qualcomm.com
Type: UNKNOWN
product-security@qualcomm.com

Source: XF
Type: UNKNOWN
qualcomm-cve20211940-code-exec(205322)

Source: CCN
Type: Qualcomm Web site
July 2021 Security Bulletin

Source: product-security@qualcomm.com
Type: Patch, Vendor Advisory
product-security@qualcomm.com

Vulnerable Configuration:

Configuration CCN 1:

cpe:/h:qualcomm:snapdragon_mobile:-:*:*:*:*:*:*:*

OR cpe:/h:qualcomm:snapdragon_auto:-:*:*:*:*:*:*:*

OR cpe:/h:qualcomm:snapdragon_compute:-:*:*:*:*:*:*:*

OR cpe:/h:qualcomm:snapdragon_consumer_internet_of_things:-:*:*:*:*:*:*:*

OR cpe:/h:qualcomm:snapdragon_industrial_internet_of_things:-:*:*:*:*:*:*:*

OR cpe:/h:qualcomm:snapdragon_voice_&_music:-:*:*:*:*:*:*:*

OR cpe:/o:qualcomm:snapdragon_wearables:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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