Vulnerability in Cisco iOS Xe Software
CVE-2021-1381
A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker with high privileges or an unauthenticated attacker with physical access to the device to open a debugging console. The vulnerability is due to insufficient command authorization restrictions. An attacker could exploit this vulnerability by running commands on the hardware platform to open a debugging console. A successful exploit could allow the attacker to access a debugging console.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.003 (17.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Cisco iOS Xe Software
- Cisco iOS Xe — versions 16.11.1, 16.11.1a, 16.11.1b
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-XE-BLKH-… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1381?
- CVE-2021-1381 is a medium-severity vulnerability in Cisco iOS Xe Software, classified under Active Debug Code. CVSS score: 6.1/10. Published 2021-03-24.
- How severe is CVE-2021-1381?
- Medium severity. CVSS v3 base score is 6.1 out of 10.