PT-2018-15482 · Rust · Untrusted

Published 2018-06-21 · Updated 2021-08-25 · CVE-2018-20989

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions untrusted versions prior to 0.6.2

Description An issue in error handling can trigger an integer underflow and panic. This occurs when a user of the crate does not properly check for errors returned by untrusted, potentially leading to a denial of service of affected software.

Recommendations For versions prior to 0.6.2, update to version 0.6.2 or later to resolve the issue. As a temporary workaround, consider checking for errors returned by untrusted to minimize the risk of exploitation.

Fix

Integer Underflow

Weakness Enumeration

CWE-191

Related Identifiers

CVE-2018-20989

GHSA-WQ8F-46WW-6C2H

RUSTSEC-2018-0001

Affected Products

Untrusted

References · 11

• https://osv.dev/vulnerability/RUSTSEC-2018-0001 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-20989 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-wq8f-46ww-6c2h · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-20989 · Security Note
• https://osv.dev/vulnerability/CVE-2018-20989 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-20989 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2018-20989 · Security Note
• https://github.com/briansmith/untrusted/pull/20 · Note
• https://github.com/briansmith/untrusted · Note
• https://crates.io/crates/untrusted · Note
• https://rustsec.org/advisories/RUSTSEC-2018-0001.html · Note