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Medium severity6.1NVD Advisory· Published Jun 18, 2020· Updated Jun 17, 2026

CVE-2020-3337

CVE-2020-3337

Description

A vulnerability in the web server of Cisco Umbrella could allow an unauthenticated, remote attacker to redirect a user to an undesired web page. The vulnerability is due to improper input validation of the URL parameters in an HTTP request that is sent to an affected device. An attacker could exploit this vulnerability by sending a crafted HTTP request that could cause the web application to redirect the request to a specified malicious URL. A successful exploit could allow the attacker to redirect a user to a malicious website.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Cisco Systems, Inc./Umbrella3 versions
    cpe:2.3:a:cisco:umbrella:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:cisco:umbrella:*:*:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: n/a

Patches

Vulnerability mechanics

References

1

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