CVE-2020-3353 - CVE House
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Status published Medium CVE-2020-3353

Cisco Identity Services Engine Denial of Service Vulnerability

Vulnerability Description

A vulnerability in the syslog processing engine of Cisco Identity Services Engine (ISE) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a race condition that may occur when syslog messages are processed. An attacker could exploit this vulnerability by sending a high rate of syslog messages to an affected device. A successful exploit could allow the attacker to cause the Application Server process to crash, resulting in a DoS condition.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Cisco Identity Services Engine Software
Vulnerable Versions:
Unknown

Timeline

Official Publish: June 3rd, 2020
Last Modified: November 15th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-362

MITRE ATT&CK TTPs

T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1574 Hijack Execution Flow
Persistence
T1565 Data Manipulation
Impact
T1499 Endpoint Denial of Service
Impact
T1190 Exploit Public-Facing Application
Initial Access