CVE-2018-20990: Tar Project Tar

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

An issue was discovered in the tar crate before 0.4.16 for Rust. Arbitrary file overwrite can occur via a symlink or hardlink in a TAR archive.

Affected products

• Tar Project Tar: before 0.4.16 (fixed in 0.4.16)

Published 2019-08-26. Last modified 2026-06-17.