PT-2023-8754 · Moxa · Moxa Nport W2150A/W2250A Series

Vladimir Razov · Published 2023-10-26 · Updated 2025-02-25 · CVE-2024-1220

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:C

Name of the Vulnerable Software and Affected Versions Moxa NPort W2150A/W2250A Series firmware versions prior to 2.3

Description The issue is related to a stack-based buffer overflow in the built-in web server of the Moxa NPort W2150A/W2250A Series. This can be exploited by a remote attacker sending a crafted payload to the web service, potentially resulting in denial of service.

Recommendations For Moxa NPort W2150A/W2250A Series firmware versions prior to 2.3, update to a version that includes a fix for this issue. As a temporary workaround, consider restricting access to the built-in web server until a patch is available.

Fix

Memory Corruption

Stack Overflow

Weakness Enumeration

CWE-787

CWE-121

Related Identifiers

BDU:2024-01811

CVE-2024-1220

Affected Products

Moxa Nport W2150A/W2250A Series

References · 9

• https://moxa.com/en/support/product-support/security-advisory/mpsa-238975-nport-w2150a-w2250a-series-web-server-stack-based-buffer-overflow-vulnerability · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-01811 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-1220 · Security Note
• https://osv.dev/vulnerability/CVE-2024-1220 · Vendor Advisory
• https://t.me/cvenotify/112437 · Telegram Post
• https://twitter.com/the_yellow_fall/status/1767530228547514476 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1765265700304605684 · Twitter Post
• https://t.me/cvenotify/73097 · Telegram Post
• https://github.com/advisories/GHSA-h7pr-3fcx-999q · Note