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 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.
Published:Sep 24, 2025
Last Modified:Apr 15, 2026
EPS:Sep 24, 2025
EPSS Score:0.0003
CVSS Score:6.5
Affected Products
Vendor
Product
Action
Vendor
Cisco
Product
Ios
Cisco
Ios
Vendor
Cisco
Product
Ios Xe Software
Cisco
Ios Xe Software
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
