CVE-2020-7695 MEDIUM

CVE-2020-7695: HTTP Response Splitting

Vendor N/A
Product uvicorn
Published July 27, 2020
Last update September 17, 2024

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:P/RL:U/RC:C

What the vulnerability does

01Description

Uvicorn before 0.11.7 is vulnerable to HTTP response splitting. CRLF sequences are not escaped in the value of HTTP headers. Attackers can exploit this to add arbitrary headers to HTTP responses, or even return an arbitrary response body, whenever crafted input is used to construct HTTP headers.

Key dates

02Disclosure timeline

July 27, 2020 CVE published
September 17, 2024 Record updated