CVE Vulnerabilities

CVE-2018-20993

Uncontrolled Recursion

Published: Aug 26, 2019 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

An issue was discovered in the yaml-rust crate before 0.4.1 for Rust. There is uncontrolled recursion during deserialization.

Weakness

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

Affected Software

Name Vendor Start Version End Version
Yaml-rust Yaml-rust_project * 0.4.1 (excluding)
Rust-yaml-rust Ubuntu disco *
Rust-yaml-rust Ubuntu eoan *
Rust-yaml-rust Ubuntu groovy *
Rust-yaml-rust Ubuntu hirsute *
Rust-yaml-rust Ubuntu impish *
Rust-yaml-rust Ubuntu kinetic *
Rust-yaml-rust Ubuntu lunar *
Rust-yaml-rust Ubuntu mantic *
Rust-yaml-rust Ubuntu trusty *

Potential Mitigations

References