CVE-2019-20372

NGINX before 1.17.7, with certain error_page configurations, allows HTTP request smuggling, as demonstrated by the ability of an attacker to read unauthorized web pages in environments where NGINX is being fronted by a load balancer.
HTTP Request/Response Smuggling
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:L/I:N/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 98%
VendorProductVersion
f5nginx
𝑥
< 1.17.7
applexcode
𝑥
< 13.0
canonicalubuntu_linux
14.04
opensuseleap
15.1
netappcloud_backup
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nginx
bullseye (security)
1.18.0-6.1+deb11u3
fixed
bullseye
1.18.0-6.1+deb11u3
fixed
jessie
no-dsa
bookworm
1.22.1-9
fixed
sid
1.26.0-3
fixed
trixie
1.26.0-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nginx
eoan
Fixed 1.16.1-0ubuntu2.1
released
disco
Fixed 1.15.9-0ubuntu1.2
released
bionic
Fixed 1.14.0-0ubuntu1.7
released
xenial
Fixed 1.10.3-0ubuntu0.16.04.5
released
trusty
Fixed 1.4.6-1ubuntu3.9+esm1
released