CVE-2019-16789 describes an HTTP request smuggling vulnerability in Waitress versions through 1.4.0, affecting products like Debian, Oracle, and Red Hat. This flaw allows an attacker to bypass a front-end proxy by sending specially crafted requests with invalid Transfer-Encoding headers, leading to different parsing by Waitress. With a CVSS score of 8.2 (HIGH), the vulnerability has a network attack vector, low complexity, and can result in information disclosure or cache poisoning. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.4.0CPE matchmatch criteria | cpe:2.3:a:agendaless:waitress:*:*:*:*:*:*:*:* | ||
1.10.0CPE matchmatch criteria | cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
30CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | ||
31CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:H/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.