Auth bypass in Cisco Connected Mobile Experiences
CVE-2021-1143
A vulnerability in Cisco Connected Mobile Experiences (CMX) API authorizations could allow an authenticated, remote attacker to enumerate what users exist on the system. The vulnerability is due to a lack of authorization checks for certain API GET requests. An attacker could exploit this vulnerability by sending specific API GET requests to an affected device. A successful exploit could allow the attacker to enumerate users of the CMX system.
Vulnerability class: Broken Access Control
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:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (52.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Cisco Connected Mobile Experiences
- Cisco Connected Mobile Experiences — versions 10.6.0, 10.6.1, 10.6.2
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cmxapi-K… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1143?
- CVE-2021-1143 is a medium-severity vulnerability in Cisco Connected Mobile Experiences, classified under Incorrect Authorization. CVSS score: 4.3/10. Published 2021-01-13.
- How severe is CVE-2021-1143?
- Medium severity. CVSS v3 base score is 4.3 out of 10.