Vulnerability Intelligence Report
Cisco IOS XE Web UI Command Injection Vulnerability
CVE-2023-20273
A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands with the privileges of root. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.2
HIGH
Exploitability:1.3
Impact Score:5.9
EPSS Probability:89.63%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-78 ↗Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Cisco | Cisco IOS XE Software | 16.1.1 (affected), 16.1.2 (affected), 16.1.3 (affected), 16.2.1 (affected), 16.2.2 (affected), 16.3.1 (affected), 16.3.2 (affected), 16.3.3 (affected), 16.3.1a (affected), 16.3.4 (affected), 16.3.5 (affected), 16.3.5b (affected), 16.3.6 (affected), 16.3.7 (affected), 16.3.8 (affected), 16.3.9 (affected), 16.3.10 (affected), 16.3.11 (affected), 16.4.1 (affected), 16.4.2 (affected), 16.4.3 (affected), 16.5.1 (affected), 16.5.1a (affected), 16.5.1b (affected), 16.5.2 (affected), 16.5.3 (affected), 16.6.1 (affected), 16.6.2 (affected), 16.6.3 (affected), 16.6.4 (affected), 16.6.5 (affected), 16.6.4a (affected), 16.6.5a (affected), 16.6.6 (affected), 16.6.7 (affected), 16.6.8 (affected), 16.6.9 (affected), 16.6.10 (affected), 16.7.1 (affected), 16.7.1a (affected), 16.7.1b (affected), 16.7.2 (affected), 16.7.3 (affected), 16.7.4 (affected), 16.8.1 (affected), 16.8.1a (affected), 16.8.1b (affected), 16.8.1s (affected), 16.8.1c (affected), 16.8.1d (affected), 16.8.2 (affected), 16.8.1e (affected), 16.8.3 (affected), 16.9.1 (affected), 16.9.2 (affected), 16.9.1a (affected), 16.9.1b (affected), 16.9.1s (affected), 16.9.3 (affected), 16.9.4 (affected), 16.9.3a (affected), 16.9.5 (affected), 16.9.5f (affected), 16.9.6 (affected), 16.9.7 (affected), 16.9.8 (affected), 16.10.1 (affected), 16.10.1a (affected), 16.10.1b (affected), 16.10.1s (affected), 16.10.1c (affected), 16.10.1e (affected), 16.10.1d (affected), 16.10.2 (affected), 16.10.1f (affected), 16.10.1g (affected), 16.10.3 (affected), 16.11.1 (affected), 16.11.1a (affected), 16.11.1b (affected), 16.11.2 (affected), 16.11.1s (affected), 16.12.1 (affected), 16.12.1s (affected), 16.12.1a (affected), 16.12.1c (affected), 16.12.1w (affected), 16.12.2 (affected), 16.12.1y (affected), 16.12.2a (affected), 16.12.3 (affected), 16.12.8 (affected), 16.12.2s (affected), 16.12.1x (affected), 16.12.1t (affected), 16.12.4 (affected), 16.12.3s (affected), 16.12.3a (affected), 16.12.4a (affected), 16.12.5 (affected), 16.12.6 (affected), 16.12.1z1 (affected), 16.12.5a (affected), 16.12.5b (affected), 16.12.1z2 (affected), 16.12.6a (affected), 16.12.7 (affected), 16.12.9 (affected), 16.12.10 (affected), 17.1.1 (affected), 17.1.1a (affected), 17.1.1s (affected), 17.1.1t (affected), 17.1.3 (affected), 17.2.1 (affected), 17.2.1r (affected), 17.2.1a (affected), 17.2.1v (affected), 17.2.2 (affected), 17.2.3 (affected), 17.3.1 (affected), 17.3.2 (affected), 17.3.3 (affected), 17.3.1a (affected), 17.3.1w (affected), 17.3.2a (affected), 17.3.1x (affected), 17.3.1z (affected), 17.3.4 (affected), 17.3.5 (affected), 17.3.4a (affected), 17.3.6 (affected), 17.3.4b (affected), 17.3.4c (affected), 17.3.5a (affected), 17.3.5b (affected), 17.3.7 (affected), 17.3.8 (affected), 17.4.1 (affected), 17.4.2 (affected), 17.4.1a (affected), 17.4.1b (affected), 17.4.2a (affected), 17.5.1 (affected), 17.5.1a (affected), 17.5.1b (affected), 17.5.1c (affected), 17.6.1 (affected), 17.6.2 (affected), 17.6.1w (affected), 17.6.1a (affected), 17.6.1x (affected), 17.6.3 (affected), 17.6.1y (affected), 17.6.1z (affected), 17.6.3a (affected), 17.6.4 (affected), 17.6.1z1 (affected), 17.6.5 (affected), 17.6.6 (affected), 17.7.1 (affected), 17.7.1a (affected), 17.7.1b (affected), 17.7.2 (affected), 17.10.1 (affected), 17.10.1a (affected), 17.10.1b (affected), 17.8.1 (affected), 17.8.1a (affected), 17.9.1 (affected), 17.9.1w (affected), 17.9.2 (affected), 17.9.1a (affected), 17.9.1x (affected), 17.9.1y (affected), 17.9.3 (affected), 17.9.2a (affected), 17.9.1x1 (affected), 17.9.3a (affected), 17.9.4 (affected), 17.9.1y1 (affected), 17.11.1 (affected), 17.11.1a (affected), 17.12.1 (affected), 17.12.1a (affected), 17.11.99SW (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Cisco Systems, Inc. · Hosted Service · USA |
| Reserved | 2022-10-27T18:47:50 |
| Published | 2023-10-24T14:13:36 |
| Last Updated | 2025-10-21T23:05:33 |
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