HTTP Request Smuggling The advisory has been revoked - it doesn't affect any version of package nginx (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2010-NGINX-1033608
- published13 Apr 2020
- disclosed12 Apr 2020
Introduced: 12 Apr 2020
CVE-2020-11724 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:20.10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nginx package and not the nginx package as distributed by Ubuntu.
An issue was discovered in OpenResty before 1.15.8.4. ngx_http_lua_subrequest.c allows HTTP request smuggling, as demonstrated by the ngx.location.capture API.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-11724
- https://security.netapp.com/advisory/ntap-20210129-0002/
- https://www.debian.org/security/2020/dsa-4750
- https://security-tracker.debian.org/tracker/CVE-2020-11724
- https://github.com/openresty/lua-nginx-module/commit/9ab38e8ee35fc08a57636b1b6190dca70b0076fa
- https://github.com/openresty/openresty/blob/4e8b4c395f842a078e429c80dd063b2323999957/patches/ngx_http_lua-0.10.15-fix_location_capture_content_length_chunked.patch
- https://lists.debian.org/debian-lts-announce/2020/07/msg00014.html