CVE-2021-41388
HIGH
Published Jan 4, 20224y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
Published Jan 4, 2022 4y ago
Last Modified Jun 17, 2026 2w ago
Description
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 Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
No active exploitation signals — not in CISA KEV and no EPSS score yet.
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-269 Improper Privilege Management Authorization
Affected Products 2
References 1
- netskope.com https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002
Remediation
- netskope.com https://www.netskope.com/company/security-compliance-and-assurance/netskope-security-advisory-nskpsa-2021-002