Vulnerability CVE-2022-34294
Published: 2022-08-15

Description:
totd 1.5.3 uses a fixed UDP source port in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.

 References:
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner
https://www.openwall.com/lists/oss-security/2022/08/14/2
https://github.com/fwdillema/totd
https://www.blackhat.com/presentations/bh-jp-08/bh-jp-08-Kaminsky/BlackHat-Japan-08-Kaminsky-DNS08-BlackOps.pdf
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