PT-2023-18256 · Fiserv · Mpos

Bonfee1 + 1 · Published 2023-05-04 · Updated 2023-05-10 · CVE-2023-21501

Positive Technologies (AI Summary)

CVSS v3.1

8.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions mPOS fiserve trustlet versions prior to SMR May-2023 Release 1

Description The issue is related to improper input validation, allowing local attackers to execute arbitrary code. This can be exploited by attackers to gain unauthorized access and control.

Recommendations For versions prior to SMR May-2023 Release 1, update to SMR May-2023 Release 1 or later to resolve the issue. As a temporary workaround, consider restricting local access to the mPOS fiserve trustlet to minimize the risk of exploitation.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2023-21501

Affected Products

Mpos

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2023-21501 · Security Note
• https://osv.dev/vulnerability/CVE-2023-21501 · Vendor Advisory
• https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05 · Vendor Advisory
• https://t.me/cvenotify/49819 · Telegram Post