Resource exhaustion in Cisco Managed Services Accelerator
CVE-2021-1266
A vulnerability in the REST API of Cisco Managed Services Accelerator (MSX) could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to the way that the affected software logs certain API requests. An attacker could exploit this vulnerability by sending a flood of crafted API requests to an affected device. A successful exploit could allow the attacker to cause a DoS condition on the affected device.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.011 (65.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-msx-dos-… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1266?
- CVE-2021-1266 is a medium-severity vulnerability in Cisco Managed Services Accelerator, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2021-02-04.
- How severe is CVE-2021-1266?
- Medium severity. CVSS v3 base score is 4.3 out of 10.