CVE-2025-20149

A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device...

Basic Information

CVE State
PUBLISHED
Reserved Date
October 10, 2024
Published Date
September 24, 2025
Last Updated
September 24, 2025
Vendor
Cisco
Product
IOS, Cisco IOS XE Software
Description
A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a buffer overflow. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.

CVSS Scores

CVSS v3.1

6.5 - MEDIUM

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

SSVC Information

Exploitation
none
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (2025-09-25 11:38:17 UTC) Source

Known Exploited Vulnerability Information

Source Added Date
The Shadowserver (via CIRCL) 2025-09-25 11:38:17 UTC

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Added to KEVIntel