XSS in Cisco Catalyst Sd-Wan Manager
CVE-2020-3587
A vulnerability in the web-based management interface of the Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user. The vulnerability exists because the web-based management interface does not properly validate user-supplied input. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the interface or access sensitive, browser-based information.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.006 (49.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Cisco Catalyst Sd-Wan Manager — versions 20.3.1
- Cisco Sd-Wan Vmanage
- Cisco Sd-Wan Vmanage
Weakness classification (CWE)
References
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanxss2… (vendor-advisory, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-3587?
- CVE-2020-3587 is a medium-severity vulnerability in Cisco Catalyst Sd-Wan Manager, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2020-11-06.
- How severe is CVE-2020-3587?
- Medium severity. CVSS v3 base score is 6.4 out of 10.