PT-2020-19712 · Openbsd · Bcrypt

Pool683 + 1 · Published 2020-07-01 · Updated 2021-07-21 · CVE-2020-7689

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions bcrypt versions prior to 5.0.0

Description The issue occurs when data length exceeds 255 bytes, resulting in incorrect truncation.

Recommendations For versions prior to 5.0.0, update to version 5.0.0 or later to resolve the issue.

Fix

Integer Overflow

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-190

CWE-327

Related Identifiers

CVE-2020-7689

GHSA-5WG4-74H6-Q47V

SNYK-JS-BCRYPT-572911

Affected Products

Bcrypt

References · 8

• https://github.com/kelektiv/node.bcrypt.js/pull/806 · Patch
• https://github.com/kelektiv/node.bcrypt.js/pull/807 · Patch
• https://osv.dev/vulnerability/CVE-2020-7689 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-5wg4-74h6-q47v · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-7689 · Security Note
• https://github.com/kelektiv/node.bcrypt.js/issues/776 · Note
• https://snyk.io/vuln/SNYK-JS-BCRYPT-572911 · Note
• https://t.me/cvenotify/4757 · Telegram Post