Vulnerability Monitor

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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.

Published

2022-01-04T22:15:07.527

Last Modified

2024-11-21T06:26:11.367

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-269

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	netskope	netskope	< 89	Yes
Operating System	apple	macos	-	No

References

https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002 Patch, Vendor Advisory ([email protected])
https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)