CVE-2021-41388

Netskope client prior to 89.x on macOS is impacted by a local privilege escalation vulnerability. The XPC implementation of nsAuxiliarySvc process does not perform validation on new connections before accepting the connection. Thus any low privileged user can connect and call external methods defined in XPC service as root, elevating their privilege to the highest level.

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:netskope:netskope:*:*:*:*:*:*:*:*

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*

History

13 Jan 2022, 17:15

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.2 v3 : 7.8
CWE		CWE-269
CPE		cpe:2.3:a:netskope:netskope:::::::: cpe:2.3:o:apple:macos:-:::::::*
References	~~(CONFIRM) https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002 -~~	(CONFIRM) https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002 - Patch, Vendor Advisory

04 Jan 2022, 22:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-01-04 22:15

Updated : 2024-02-04 22:08

NVD link : CVE-2021-41388

Mitre link : CVE-2021-41388

CVE.ORG link : CVE-2021-41388

JSON object : View

Products Affected

apple

macos

netskope

netskope

CWE

CWE-269

Improper Privilege Management

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