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CVE Record

CVE-2018-0221: A vulnerability in specific CLI commands for the Cisco Identity Services Engine (ISE) could allow an authen...

A vulnerability in specific CLI commands for the Cisco Identity Services Engine (ISE) could allow an authenticated, local attacker to perform command injection to the underlying operating system or cause a hang or disconnect of the user session. The attacker needs valid administrator credentials for the device. The vulnerability is due to incomplete input validation of user input for certain CLI ISE configuration commands. An attacker could exploit this vulnerability by authenticating as an administrative user, issuing a specific CLI command, and entering crafted, malicious user input for the command parameters. An exploit could allow the attacker to perform command injection to the lower-level Linux operating system. It is also possible the attacker could cause the ISE user interface for this management session to hang or disconnect. Cisco Bug IDs: CSCvg95479.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2018-0221 affects Cisco Identity Services Engine CLI handling. A person who already has valid administrator credentials could enter crafted parameters into specific configuration commands and reach the underlying Linux operating system or disrupt that management session. Exposure is mainly Cisco ISE deployments where administrators can access the affected CLI. The bundle does not provide affected version ranges, fixed versions, or deployment-specific prerequisites beyond Cisco Identity Services Engine and valid administrator credentials. Treat as a controlled but important infrastructure risk. It requires administrator credentials, lowering broad exposure, but Cisco ISE supports identity and access control, so compromise could have outsized operational impact. Mitigation focus: Review Cisco advisory cisco-sa-20180307-ise6 for affected and fixed versions.; Upgrade or patch Cisco ISE according to Cisco guidance.; Restrict ISE administrative CLI access to trusted administrators and networks..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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cwe · medium confidence lookup

CWE-78: Command execution behavior lookup

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Execution behavior lookup

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cve · low confidence lookup

CVE-2018-0221 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/aCisco Identity Services EngineCisco Identity Services EngineListed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-78 · source CWE mapping

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.