Netskope Client up to R131 on Windows null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Netskope Client up to R131 on Windows. This vulnerability affects unknown code. Executing a manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2025-11156. The attack can only be executed locally. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Netskope Client up to R131 on Windows. It has been declared as problematic. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

Netskope was notified about a potential gap in its agent (NS Client) on Windows systems. If this gap is successfully exploited, a local, authenticated user with Administrator privileges can improperly load the driver as a generic kernel service. This triggers the flaw, causing a system crash (Blue-Screen-of-Death) and resulting in a Denial of Service (DoS) for the affected machine.

The weakness was shared by Ahmad Abdillah Bin Zaini as kpsa-2025-005. The advisory is available at netskope.com. This vulnerability was named CVE-2025-11156 since 09/29/2025. The exploitation appears to be easy. Local access is required to approach this attack. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not available.

Upgrading to version R132 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Client R132

Timelineinfo

09/29/2025 CVE reserved
11/28/2025 +60 days Advisory disclosed
11/28/2025 +0 days VulDB entry created
11/28/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: kpsa-2025-005
Researcher: Ahmad Abdillah Bin Zaini
Status: Confirmed

CVE: CVE-2025-11156 (🔒)
GCVE (CVE): GCVE-0-2025-11156
GCVE (VulDB): GCVE-100-333754

Entryinfo

Created: 11/28/2025 15:54
Changes: 11/28/2025 15:54 (69)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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