CVE-2025-5941— Out-of-Bounds Read Vulnerability in Netskope Client
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I. Basic Information for CVE-2025-5941
Vulnerability Information
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Vulnerability Title
Out-of-Bounds Read Vulnerability in Netskope Client
Source: NVD (National Vulnerability Database)
Vulnerability Description
Netskope is notified about a potential gap in its agent (NS Client) in which a malicious actor could trigger a memory leak by sending a crafted DNS packet to a machine. A successful exploitation may require administrative privileges on the machine, based on the exact configuration. A successful exploit can potentially result in user-controllable memory being leaked in a domain name stored on the local machine.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
Netskope Client 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netskope Client是美国Netskope公司的一款用于连接管理Netskope云平台的客户端程序。 Netskope Client存在安全漏洞，该漏洞源于特制DNS数据包可能导致内存泄漏，泄露用户可控内存。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Netskope | Netskope Client | 0 ~ 128.0.0 | - |
II. Public POCs for CVE-2025-5941
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Netskope · 2025-08-14 · 4 CVEs total
| CVE-2025-0309 | Netskope Client Local Elevation of Privileges | |
| CVE-2025-5942 | Heap Overflow in Netskope Endpoint DLP Driver | |
| CVE-2024-7402 | Netskope Client Configuration Tampering with Local MITM |
IV. Related Vulnerabilities
Same product: Netskope Client
- CVE-2025-11156
Improper Service Loading Vulnerability in Netskope Endpoint - CVE-2025-5942
Heap Overflow in Netskope Endpoint DLP Driver - CVE-2025-0309
Netskope Client Local Elevation of Privileges - CVE-2024-7402
Netskope Client Configuration Tampering with Local MITM - CVE-2024-13177
Symlink Following in Netskope Client Postinstall Script
Same vendor: Netskope
Same weakness: CWE-125
- CVE-2026-8177
XML::LibXML versions through 2.0210 for Perl read out-of-bou - CVE-2026-6104
Global buffer over-read in mb_convert_encoding() with attack - CVE-2026-7258
Out-of-bounds read in urldecode() on NetBSD - CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-3508
ASUS System Control Interface 缓冲区错误漏洞
V. Comments for CVE-2025-5941
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