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CVE-2023-20198: Cisco IOS XE Web UI Privilege Escalation Vulnerability

Cisco IOS XE Web UI · in CISA KEV since 2023-10-16

2023-10-16added to KEV

2023-10-20federal remediation due date

99.57%EPSS exploit probability (30 days) 99.9th percentile

10 CRITICALCVSS 3.1

Unknownknown ransomware use

0days from NVD publication to KEV

What it is

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.

Required action (CISA)

Verify that instances of Cisco IOS XE Web UI are in compliance with BOD 23-02 and apply mitigations per vendor instructions. For affected products (Cisco IOS XE Web UI exposed to the internet or to untrusted networks), follow vendor instructions to determine if a system may have been compromised and immediately report positive findings to CISA.

CWE	CWE-420
CVSS vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H`
NVD published	2023-10-16 (Analyzed)

Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2023-20198.json · all KEV CVEs

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