Medium severity · published Jan 9, 2020
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…
5.3
CVSS
15%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)15.0% · higher than 97% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CB
Cloud Backup · Netapp
All versions, or not specified · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
NG
Nginx · F5
before 1.17.7 · source: NVD
UL
Ubuntu Linux · Canonical
14.04 · source: NVD
XC
Xcode · Apple
before 13.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20372
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20372
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00013.html
Mitigation
http://nginx.org/en/CHANGES
Mailing List
http://seclists.org/fulldisclosure/2021/Sep/36
Exploit
https://bertjwregeer.keybase.pub/2019-12-10%20-%20error_page%20request%20smuggling.pdf
Release Notes
https://duo.com/docs/dng-notes#version-1.5.4-january-2020
Patch
https://github.com/kubernetes/ingress-nginx/pull/4859
More from Xcode
8.0
CVE-2025-48384
Git allows arbitrary code execution through broken config quoting
9.8
CVE-2014-9390
Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before 3.2.3 on Windows and OS X; Apple Xcode…
9.8
CVE-2019-14379
SubTypeValidator.java in FasterXML jackson-databind before 2.9.9.2 mishandles default typing when ehcache is used (because of…
9.8
CVE-2018-4164
An issue was discovered in certain Apple products
9.8
CVE-2016-0746
Use-after-free vulnerability in the resolver in nginx 0.6.18 through 1.8.0 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (worker process crash) or…