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Netskope CVE-2019-12091

HIGH
OS Command Injection (CWE-78)
2019-09-26 cert@airbus.com
7.8
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK

2 techniques across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.

Exploit ScenarioDerived

A local attacker with access to the system could execute arbitrary operating system commands on the host.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.9% exploitation probability (EPSS)

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AnalysisAI

The Netskope client service, v57 before 57.2.0.219 and v60 before 60.2.0.214, running with NT\SYSTEM privilege, accepts network connections from localhost. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. The Netskope client service, v57 before 57.2.0.219 and v60 before 60.2.0.214, running with NT\SYSTEM privilege, accepts network connections from localhost. The connection handling function in this service suffers from command injection vulnerability. Local users can use this vulnerability to execute code with NT\SYSTEM privilege. Affected products include: Netskope. Version information: before 57.2.0.219.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionNVD

The Netskope client service, v57 before 57.2.0.219 and v60 before 60.2.0.214, running with NT\SYSTEM privilege, accepts network connections from localhost. The connection handling function in this service suffers from command injection vulnerability. Local users can use this vulnerability to execute code with NT\SYSTEM privilege.

Threat Intelligence Overview

EPSS Score
0.9%
Top 44% exploitable
Data Quality
2 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.9%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Affected Products (CPE)NVD

cpe:2.3:a:netskope:netskope:*:*:*:*:*:*:*:*
cpe:2.3:a:netskope:netskope:*:*:*:*:*:*:*:*
CVE-2020-28845 HIGH POC
7.8 Nov 20

A CSV injection vulnerability in the Admin portal for Netskope 75.0 allows an unauthenticated user to inject malicious p

CVE-2023-4996 HIGH
8.8 Nov 06

Netskope was made aware of a security vulnerability in its NSClient product for version 100 & prior where a malicious no

CVE-2026-16174 HIGH
8.7 Sep 10

Privilege escalation and arbitrary code execution affect Netskope Endpoint DLP (EPDLP) on Windows, where a privileged lo

CVE-2024-7401 HIGH
8.5 Aug 26

Netskope was notified about a security gap in Netskope Client enrollment process where NSClient is using a static token

CVE-2023-2270 HIGH
7.8 Jun 15

The Netskope client service running with NT\SYSTEM privileges accepts network connections from localhost to start variou

CVE-2019-10882 HIGH
7.8 Sep 26

The Netskope client service, v57 before 57.2.0.219 and v60 before 60.2.0.214, running with NT\SYSTEM privilege, accepts

CVE-2025-15641 MEDIUM
6.8 Jun 17

Anti-tampering bypass in Netskope Client for Windows (all versions prior to R138) allows a local administrator to send c

CVE-2025-15642 MEDIUM
6.8 Jun 17

Tamper Protection bypass in Netskope Client for Windows allows a malicious local administrator to disable or subvert the

CVE-2026-15710 MEDIUM
6.8 Sep 11

The Endpoint DLP kernel driver (epdlpdrv.sys) in Netskope Client for Windows before release R141 exposes two overlapping

CVE-2025-15584 MEDIUM
6.8 Mar 17

Netskope was notified about a potential gap in its Endpoint DLP Module for Netskope Client on Windows systems.

CVE-2026-2809 MEDIUM
6.7 Mar 17

Netskope's Endpoint DLP Module for Windows is vulnerable to an integer overflow in its DLL Injector that can be triggere

CVE-2026-16172 MEDIUM
6.0 Sep 10

Out-of-bounds heap read in Netskope Client's Endpoint DLP (EPDLP) service allows a local unprivileged user to crash the

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