Networker
CVE-2025-21103
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization SSI directive sanitization
|
| Impact | CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.07%. |
| Exploit ScenarioDerived | Successful exploitation could compromise the high-severity affected system. |
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Alert meAnalysisAIv1 – Mar 28, 2026
Dell NetWorker Management Console, version(s) 19.11 through 19.11.0.3 & Versions prior to 19.10.0.7 contain(s) an improper neutralization of server-side vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Technical ContextAI · show details
This vulnerability is classified under CWE-97. Dell NetWorker Management Console, version(s) 19.11 through 19.11.0.3 & Versions prior to 19.10.0.7 contain(s) an improper neutralization of server-side vulnerability. An unauthenticated attacker with local access could potentially exploit this vulnerability and run arbitrary code on the server. Affected products include: Dell Networker. Version information: through 19.11.0.3.
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Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
Dell NetWorker Management Console, version(s) 19.11 through 19.11.0.3 & Versions prior to 19.10.0.7 contain(s) an improper neutralization of server-side vulnerability. An unauthenticated attacker with local access could potentially exploit this vulnerability and run arbitrary code on the server.
Executive ViewAI
CVE-2025-21103 presents notable security risk rated CVSS 7.8. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and consider compensating controls in the interim.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
EPSS
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.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.
Affected Products (CPE)CVE.org
Format string vulnerability in the nsrd RPC service in EMC NetWorker 7.6.3 and 7.6.4 before 7.6.4.1, and 8.0 before 8.0.
EMC NetWorker 8.2.1.x and 8.2.2.x before 8.2.2.6 and 9.x before 9.0.0.6 mishandles authentication, which allows remote a
Buffer overflow in nsrindexd in EMC NetWorker 7.5.x and 7.6.x before 7.6.5, and 8.x before 8.0.0.6, allows remote attack
Buffer overflow in the server in EMC NetWorker 7.5.x and 7.6.x before 7.6.3 SP1 Cumulative Release build 851 allows remo
Dell NetWorker 19.6.1.2, contains an OS command injection Vulnerability in the NetWorker client. Rated critical severity
Dell NetWorker, Version 19.7 has an improper authorization vulnerability in the NetWorker client. Rated high severity (C
An issue was discovered in EMC NetWorker (prior to 8.2.4.9, all supported 9.0.x versions, prior to 9.1.1.3, prior to 9.2
EMC NetWorker before 8.0.4.5, 8.1.x before 8.1.3.6, 8.2.x before 8.2.2.2, and 9.0 before build 407 allows remote attacke
Dell NetWorker, version(s) 19.10, contain(s) an Authorization Bypass Through User-Controlled Key vulnerability. Rated hi
Buffer overflow in an unspecified function in nsr_render_log in EMC NetWorker before 8.0.4.3, 8.1.x before 8.1.2.6, and
The nsrpush process in the client in EMC NetWorker before 7.6.5.3 and 8.x before 8.0.1.4 sets weak permissions for unspe
Networker 19.9 and all prior versions contains a Plain-text Password stored in temporary config file during backup durat
GitHub PoC
Exploit-DB