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Status published
Medium
CVE-2019-20372
NGINX before 1.17.7, with certain error_page configurations, allows HTTP request...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://bertjwregeer.keybase.pub/2019-12-10%20-%20error_page%20request%20smuggling.pdf
- http://nginx.org/en/CHANGES
- https://duo.com/docs/dng-notes#version-1.5.4-january-2020
- https://github.com/kubernetes/ingress-nginx/pull/4859
- https://github.com/nginx/nginx/commit/c1be55f97211d38b69ac0c2027e6812ab8b1b94e
- https://usn.ubuntu.com/4235-1/
- https://usn.ubuntu.com/4235-2/
- https://security.netapp.com/advisory/ntap-20200127-0003/
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00013.html
- https://support.apple.com/kb/HT212818
- http://seclists.org/fulldisclosure/2021/Sep/36
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Affected Vendor
Affected Software
nginx, xcode, ubuntu linux, leap, cloud backup
Vulnerable Versions:
0, 14.04, 15.1
Timeline
Official Publish:
January 9th, 2020
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.