PT-2023-21096 · Microengine · Microengine Mailform

三井物産セキュアディレクション株式会社 東内 裕二 氏 + 1 · Published 2023-05-23 · Updated 2025-01-31 · CVE-2023-27397

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions MicroEngine Mailform versions 1.1.0 through 1.1.8 PostgreSQL (affected versions not specified)

Description The issue allows for the unrestricted upload of files with dangerous types. If the file upload function and server save option are enabled, a remote attacker may save an arbitrary file on the server and execute it. A serious flaw in PostgreSQL is being actively exploited, which could lead to potential data breaches and system compromises.

Recommendations For MicroEngine Mailform versions 1.1.0 through 1.1.8, consider disabling the file upload function and server save option until a patch is available. For PostgreSQL, update your systems immediately to protect against potential data breaches and system compromises. As a temporary workaround, restrict access to sensitive areas of the server to minimize the risk of exploitation.

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2023-27397

Affected Products

Microengine Mailform

References · 7

• https://microengine.jp/information/security_2023_05.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-27397 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27397 · Security Note
• https://t.me/cvenotify/51371 · Telegram Post
• https://jvn.jp/en/jp/JVN31701509 · Note
• https://t.me/cvenotify/109413 · Telegram Post
• https://twitter.com/rokon_uzzaman40/status/1857705778708361708 · Twitter Post