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CVE-2025-13777

Authentication Bypass due to Improper Session Validation

Published: Mar 13, 2026Updated: May 19, 2026 Sources: CVE List NVD csafCWE-294
8.3HIGH
NVD MITRE
EPSS Score
0.2%
Top 86.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:LA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:LIntegrity
Low
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-294

Affected Products

ABB
commercial·CHaka asea brown boveri, abb group
AWIN GW100 rev.2
ICS / OT / IoT
AWIN GW120
ICS / OT / IoT
GW100 rev. 2
ICS / OT / IoT

Exploitability

Official Patch Available
Is your org exposed to CVE-2025-13777?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Defense Evasion
View detailed technique mapping

References

https://search.abb.com/library/Download.aspx?DocumentID=4JNO000329&LanguageCode=en&DocumentPartId=&Action=Launch
search.abb.com
https://psirt.abb.com/csaf/2026/4jno000329.json
psirt.abb.com
https://search.abb.com/library/Download.aspx?DocumentID=3BNP102992&LanguageCode=en&DocumentPartId=&Action=Launch
search.abb.com
and 19 more references View all →
News mentions
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