What’s Vulnerable › Vulnerabilities
CVE-2026-20083
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-03-25 · updated 2026-06-17
- Weakness: CWE-235
Description
A vulnerability in the Secure Copy Protocol (SCP) server feature of Cisco IOS XE Software could allow an authenticated, local attacker with low privileges to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of a malformed SCP request. An attacker could exploit this vulnerability by issuing a crafted command through SSH. A successful exploit could allow the attacker to cause the device to reload unexpectedly, resulting in a DoS condition.
Affected products
- Cisco IOS XE: 3.5.0E, 3.5.1E, 3.5.2E, 3.5.3E, 3.11.1S, 3.11.2S (+311)
References
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