PT-2022-11602 · Cgriego · Active Attr

Wonda-Tea-Coffee · Published 2022-12-18 · Updated 2024-05-17 · CVE-2021-4250

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 cgriego active attr versions up to 0.15.3

Description A problematic vulnerability has been found in the cgriego active attr component, specifically affecting the function call of the file lib/active attr/typecasting/boolean typecaster.rb of the Regex Handler. The manipulation of the argument value leads to denial of service. The exploit has been disclosed to the public and may be used.

Recommendations To address this issue, upgrade to version 0.15.4. As a temporary workaround, consider restricting the manipulation of the argument value in the affected component until the upgrade is applied.

Exploit

Fix

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2021-4250

GHSA-4WHF-RMX5-8FRV

Affected Products

Active Attr

References · 15

• 🔥 https://github.com/cgriego/active_attr/issues/184 · Exploit
• 🔥 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/active_attr/CVE-2021-4250.yml · Exploit
• https://github.com/cgriego/active_attr/pull/185 · Patch
• https://github.com/cgriego/active_attr/commit/dab95e5843b01525444b82bd7b336ef1d79377df · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-4250 · Security Note
• https://osv.dev/vulnerability/GHSA-4whf-rmx5-8frv · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-4250 · Vendor Advisory
• https://github.com/cgriego/active_attr/releases/tag/v0.15.3 · Note
• https://github.com/cgriego/active_attr · Note
• https://github.com/cgriego/active_attr/releases/tag/v0.15.4 · Note
• https://vuldb.com/?id.216207 · Note
• https://t.me/cvenotify/40610 · Telegram Post
• https://t.me/cvenotify/41210 · Telegram Post
• https://t.me/cibsecurity/54834 · Telegram Post
• https://t.me/cvenotify/40123 · Telegram Post