What’s Vulnerable › Vulnerabilities
CVE-2025-20149
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-09-24 · updated 2026-09-26
- Weakness: CWE-120
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.
Affected products
- Cisco IOS: 15.0(1)ex, 15.0(2)ea, 15.0(2)ea1, 15.0(2)ej, 15.0(2)ej1, 15.0(2)ek (+733)
- Cisco IOS XE: 3.2.0se, 3.2.1se, 3.2.2se, 3.2.3se, 3.3.0se, 3.3.0sg (+414)
References
Get alerted when CVE-2025-20149 or the next vulnerability affects your stack