rpcapd/daemon.c in libpcap before 1.9.1 allows SSRF because a URL may be provided as a capture source.
https://www.tcpdump.org/public-cve-list.txt
https://www.oracle.com/security-alerts/cpuapr2020.html
https://support.apple.com/kb/HT210790
https://support.apple.com/kb/HT210789
https://support.apple.com/kb/HT210788
https://support.apple.com/kb/HT210785
https://seclists.org/bugtraq/2019/Dec/23
https://github.com/the-tcpdump-group/libpcap/commit/33834cb2a4d035b52aa2a26742f832a112e90a0a
https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES