Symlink Following in Netskope Client Postinstall Script
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Netskope Client on Mac OS is impacted by a vulnerability in which the postinstall script does not properly validate the path of the file “nsinstallation”. A standard user could potentially create a symlink of the file “nsinstallation” to escalate the privileges of a different file on the system. This issue affects Netskope Client: before 123.0, before 117.1.11.2310, before 120.1.10.2306.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Netskope | Netskope Client | before 123.0; before 117.1.11.2310; before 120.1.10.2306 | 123.0, 117.1.11.2310, 120.1.10.2306 | Patch available | CNA |
- Netskope Client VendorNetskope Affected before 123.0; before 117.1.11.2310; before 120.1.10.2306 Fixed in 123.0, 117.1.11.2310, 120.1.10.2306 Patch available CNA
Remediation
- Fix · CNA Netskope Client (Netskope) Fixed in 123.0, 117.1.11.2310, 120.1.10.2306
Timeline
- 2026-10-02 Threatist record created from CVE-2024-13177
- 2026-10-03 Alias added: GHSA-6x8p-pjfm-rgxq
More Netskope vulnerabilities
- TI-2020-15056 Netskope Client through 77 allows low-privileged users to elevate their privileges to NT AUTHORITY\SYSTEM. CVSS 3.1HIGH 8.8
- TI-2026-13525 Netskope Endpoint DLP Driver Integer Overflow Leading to Kernel Pool Overflow CVSS 4.0HIGH 8.7
- TI-2024-06860 Client Enrollment Process Bypass CVSS 4.0HIGH 8.5
- TI-2023-04599 Local privilege escalation in Netskope Client CVSS 3.1HIGH 8.8
- TI-2021-20302 Sensitive Information store in NSClient logs CVSS 3.1HIGH 8.4
- TI-2023-02129 Local privilege escalation in Netskope Client CVSS 3.1HIGH 7.8
Sources
- CVE-2024-13177 · CVE Program
- CVE-2024-13177 · NVD
- FIRST EPSS
- GHSA-6x8p-pjfm-rgxq · GitHub Advisory Database · CC BY 4.0
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