XSS in Extremenetworks Extreme Management Center
CVE-2020-13820
Extreme Management Center 8.4.1.24 allows unauthenticated reflected XSS via a parameter in a GET request.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.042 (90.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.042 · newest: 0.042 · change: 0.000
Affected products
- Extremenetworks Extreme Management Center — versions 8.4.1.24
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gtacknowledge.extremenetworks.com (Third Party Advisory)
- gtacknowledge.extremenetworks.com/articles/Solution/000051136 (Third Party Advisory)
- documentation.extremenetworks.com/release_notes/netsight/XMC_8.5.0_Release_Note… (Release Notes, Vendor Advisory)
- medium.com/@0x00crash/xss-reflected-in-extreme-management-center-8-4-1-24-cve-2…
Frequently asked questions
- What is CVE-2020-13820?
- CVE-2020-13820 is a medium-severity vulnerability in Extremenetworks Extreme Management Center, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-08-03.
- How severe is CVE-2020-13820?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2020-13820 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.