CVE-2020-7695

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.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
snykCNA
5.3 MEDIUM
NETWORK
LOW
NONE
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
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
VendorProductVersion
encodeuvicorn
𝑥
< 0.11.7
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
python-uvicorn
bullseye
0.13.3-1
fixed
buster
no-dsa
bookworm
0.17.6-1
fixed
sid
0.32.0-1
fixed
trixie
0.32.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python-uvicorn
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
hirsute
ignored
groovy
ignored
focal
needs-triage
bionic
dne
xenial
dne
trusty
dne