Improper input validation in Cisco Ios Xe Software
CVE-2021-1454
Multiple vulnerabilities in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system with root privileges. These vulnerabilities are due to insufficient input validation of certain CLI commands. An attacker could exploit these vulnerabilities by authenticating to the device and submitting crafted input to the CLI. The attacker must be authenticated as an administrative user to execute the affected commands. A successful exploit could allow the attacker to access the underlying operating system with root privileges.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.003 (20.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Cisco Ios Xe Software — versions n/a
- Cisco Ios_xe
- Cisco Ios_xe_sd-wan
Weakness classification (CWE)
References
- psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1454?
- CVE-2021-1454 is a medium-severity vulnerability in Cisco Ios Xe Software, classified under Improper Input Validation. CVSS score: 6.0/10. Published 2021-03-24.
- How severe is CVE-2021-1454?
- Medium severity. CVSS v3 base score is 6.0 out of 10.