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HomeCVEsCVE-2023-20198

CVE-2023-20198

Published: January 26, 2026
Last updated:1 day ago (January 26, 2026)
Exploit: YesZero-day: YesPatch: YesTrend: Viral
TL;DR
Updated January 26, 2026

CVE-2023-20198 is a critical severity vulnerability with a CVSS score of 10.0. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.

Key Points
  • 1Critical severity (CVSS 10.0/10)
  • 2EPSS: 94.00% - very high likelihood of exploitation
  • 3Public exploits are available
  • 4Vendor patches are available
  • 5Strobes Priority Score: 888/1000 (High)
  • 6Affects products from: Cisco, Rockwellautomation
Severity Scores
CVSS v310.0
CVSS v20.0
Priority Score888.0
EPSS Score94.0
Critical
Exploitation LikelihoodCritical
94.00%EPSS

Very high probability of exploitation in the next 30 days

Immediate patching required
94.00%
EPSS
10.0
CVSS
Yes
Exploit
Yes
Patch
Critical Priority
high EPSS • exploit exists • critical severity

EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.

Description

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.

CVSS v3 Breakdown
Attack Vector:Network
Attack Complexity:Local
Privileges Required:Network
User Interaction:Network
Scope:Changed
Confidentiality:High
Integrity:High
Availability:High
Exploit References
Arstechnica.comCisa.govDarkreading.comPacketstormsecurity.comMetasploitMetasploitMetasploitGitHubGitHubGitHub
Patch References
[email protected]Zeroday CZ
Trend Analysis
Viral
Vulnerable Products
VendorProduct
CiscoiOS Xe
RockwellautomationAllen Bradley Stratix 5800
RockwellautomationAllen Bradley Stratix 5800 Firmware
RockwellautomationAllen Bradley Stratix 5200
RockwellautomationAllen Bradley Stratix 5200 Firmware
Advisories
CISA: 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.
GitHub AdvisoryNVD
Cite This Page
APA Format
Strobes VI. (2026). CVE-2023-20198 - CVE Details and Analysis. Strobes VI. Retrieved January 27, 2026, from https://vi.strobes.co/cve/CVE-2023-20198
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