CVE-2018-20994

HIGH 7.5CVE-2018-20994 · Published 26/08/2019 · updated 17/06/2026

In short

CVE-2018-20994 is a HIGH (CVSS 7.5) vulnerability affecting trust-dns-proto (trust-dns-proto project).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 72.9% of all vulnerabilities.
Fix: update to 0.4.3 or later.

Package	Affected versions	Patched versions
trust-dns-proto trust-dns-proto_project	`= 0.5.0< 0.4.3`	`0.4.3`

Description

An issue was discovered in the trust-dns-proto crate before 0.5.0-alpha.3 for Rust. There is infinite recursion because DNS message compression is mishandled.

References

rustsec.org/advisories/RUSTSEC-2018-0007.html · Third Party Advisory

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