CVE-2020-3246

Cisco Umbrella Carriage Return Line Feed Injection Vulnerability

State
Published
Severity
4.7 Medium
Published
May 6, 2020
Updated
Nov 15, 2024
Reserved
Dec 12, 2019

Read the record on cve.org

Description

A vulnerability in the web server of Cisco Umbrella could allow an unauthenticated, remote attacker to perform a carriage return line feed (CRLF) injection attack against a user of an affected service. The vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user to access a crafted URL. A successful exploit could allow the attacker to inject arbitrary HTTP headers into valid HTTP responses sent to the browser of the user.

Scores

CVSSScoreVectorSource
3.04.7 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:Ncisco

Weaknesses

Affected Products

ProductVersions
Cisco UmbrellaCisco
  • n/aAffected

References

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