CVE-2025-13777
Deferred Deferred - Pending Action
Authentication Bypass via Replay Attack in ABB AWIN GW100/GW

Publication date: 2026-03-13

Last updated on: 2026-05-19

Assigner: Asea Brown Boveri Ltd. (ABB)

Description
Authentication bypass by capture-replay vulnerability in ABB AWIN GW100 rev.2, ABB AWIN GW120.This issue affects AWIN GW100 rev.2: 2.0-0, 2.0-1; AWIN GW120: 1.2-0, 1.2-1.
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Meta Information
Published
2026-03-13
Last Modified
2026-05-19
Generated
2026-06-16
AI Q&A
2026-03-13
EPSS Evaluated
2026-06-15
NVD
CVE-2025-13777
EUVD
EUVD-2025-208631
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
abb awin_gw100 From 2.0-0 (inc) to 2.0-1 (inc)
abb awin_gw120 From 1.2-0 (inc) to 1.2-1 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-294 A capture-replay flaw exists when the design of the product makes it possible for a malicious user to sniff network traffic and bypass authentication by replaying it to the server in question to the same effect as the original message (or with minor changes).
Attack-Flow Graph
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Executive Summary

This vulnerability is an authentication bypass caused by a capture-replay attack affecting ABB AWIN GW100 rev.2 and ABB AWIN GW120 devices. It allows an attacker to bypass authentication mechanisms by capturing and replaying valid authentication data.

Impact Analysis

The vulnerability can lead to unauthorized access to affected ABB AWIN GW100 rev.2 and AWIN GW120 devices. This unauthorized access may compromise the confidentiality, integrity, and availability of the systems, potentially allowing attackers to manipulate device functions or gain further access within a network.

Compliance Impact

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