CVE-2022-34294

CRITICO 9.8CVE-2022-34294 · Published 15/08/2022 · updated 17/06/2026

In breve

CVE-2022-34294 è una vulnerabilità CRITICO (CVSS 9.8) che riguarda totd (totd project).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 1.9%, superiore al 79.8% delle vulnerabilità.
Nessuna versione corretta ancora nota: segui l'avviso del produttore nei riferimenti.

Package	Affected versions	Patched versions
totd totd_project	`= 1.5.3`	No fix yet

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

fwdillema/totd · Third Party Advisory
blackhat.com/presentations/bh-jp-08/bh-jp-08-Kaminsky/BlackHat-Japan-08-Kaminsky-DNS08-BlackOps.pdf · Third Party Advisory
openwall.com/lists/oss-security/2022/08/14/2 · Exploit
usenix.org/conference/usenixsecurity22/presentation/jeitner · Technical Description

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