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
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
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 4.7 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N | cisco |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Cisco UmbrellaCisco |
|
References
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