A vulnerability in the CLI parser of Cisco Network Services Orchestrator (NSO) could allow an authenticated, remote attacker to execute arbitrary shell commands with the privileges of the root user. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting malicious arguments into vulnerable commands. A successful exploit could allow the attacker to execute arbitrary commands with root privileges on the affected system. This vulnerability affects the following releases of Cisco Network Services Orchestrator (NSO): 4.1 through, 4.2 through, 4.3 through, 4.4 through Cisco Bug IDs: CSCvf99982.
Published 2018-06-07 12:29:00
Updated 2020-09-04 15:54:41
View at NVD,   CVE.org
Vulnerability category: Input validation

Exploit prediction scoring system (EPSS) score for CVE-2018-0274

Probability of exploitation activity in the next 30 days EPSS Score History
~ 50 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-0274

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2018-0274

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: ykramarz@cisco.com (Secondary)
  • The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2018-0274

Products affected by CVE-2018-0274

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