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CVE-2023-20198

Cisco IOS XE Web UI Privilege Escalation Vulnerability

n/a
CVSS
99.6%
EPSS (exploit prob.)
99.9%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2023-10-16
Added

MITRE ATT&CK techniques

How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.

TechniqueNameRelationship
T1190 Exploit Public-Facing Application exploitation technique
T1136 Create Account primary impact

Summary

Cisco IOS XE Web UI contains a privilege escalation vulnerability in the web user interface that could allow a remote, unauthenticated attacker to create an account with privilege level 15 access. The attacker can then use that account to gain control of the affected device.

Affected software

Vendor: Cisco  ·  Product: IOS XE Web UI

Weakness types (CWE):

CWE-420

What to do

This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.

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All information is aggregated from public sources for awareness only and does not constitute an accusation or a security assessment. No personal data or credentials are published.