PT-2021-20819 · Openway · Openway Way4 Acs

Aleksey Shupletsov · Published 2021-10-11 · Updated 2021-10-19 · CVE-2021-35060

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: OpenWay WAY4 ACS versions prior to 1.2.278-2693

Description: The issue allows unauthenticated attackers to discover whether a specific payment card number is stored in the system by leveraging response differences. The "/way4acs/enroll" endpoint is affected.

Recommendations: For versions prior to 1.2.278-2693, update to version 1.2.278-2693 or later to resolve the issue. As a temporary workaround, consider restricting access to the "/way4acs/enroll" endpoint to minimize the risk of exploitation.

Fix

Generation of Error Message Containing Sensitive Information

Weakness Enumeration

CWE-209

Related Identifiers

CVE-2021-35060

Affected Products

Openway Way4 Acs

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-35060 · Security Note
• https://osv.dev/vulnerability/CVE-2021-35060 · Vendor Advisory
• https://openwaygroup.com/way4-platform · Vendor Advisory
• https://gist.github.com/exviry/9527ce2ccdc0718d3ffd1e3ca62cf304 · Note
• https://t.me/cvenotify/22246 · Telegram Post