Early Access — Mondoo Vulnerability Intelligence is currently in preview.
In the GNU C Library (aka glibc or libc6) through 2.28, the getaddrinfo function would successfully parse a string that contained an IPv4 address followed by whitespace and arbitrary characters, which could lead applications to incorrectly assume that it had parsed a valid string, without the possibility of embedded HTTP headers or other potentially dangerous substrings.
Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:LI:LA:L5.3/CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L