THREATPORT/VULNERABILITY/CVE-2018-0274
HIGH SEVERITY

CVE-2018-0274

Network Services Orchestrator vulnerability

CVSS
8.8
EPSS
4.0%
EPSS pct
89th
Exploited
No known
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 4.1.6.0, 4.2 through 4.2.4.0, 4.3 through 4.3.3.0, 4.4 through 4.4.2.0. Cisco Bug IDs: CSCvf99982.
Affected vendor
Cisco
Affected product
Network Services Orchestrator
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
  • CWE-78 — OS Command Injection
Published
2018-06-07

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring low privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 4.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2018-0274

  • Confirm whether Cisco Network Services Orchestrator is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-0274.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-0274

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-0274 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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