CVE-2023-2876 - CVE House
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Status published Low CVE-2023-2876

Session cookie exposure for client side script

Vulnerability Description

Sensitive Cookie Without 'HttpOnly' Flag vulnerability in ABB REX640 PCL1 (firmware modules), ABB REX640 PCL2 (Firmware modules), ABB REX640 PCL3 (firmware modules) allows Cross-Site Scripting (XSS).This issue affects REX640 PCL1: from 1.0;0 before 1.0.8; REX640 PCL2: from 1.0;0 before 1.1.4; REX640 PCL3: from 1.0;0 before 1.2.1.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • ABB thanks Paul Mader and Gianluca Raberger of VERBUND AG's OT Cyber Security Lab for helping to identify the vulnerabilities and protecting our customers.

References

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Affected Vendor

Affected Software

REX640 PCL1, REX640 PCL2, REX640 PCL3
Vulnerable Versions:
1.0;0

Timeline

Official Publish: June 13th, 2023
Last Modified: January 3rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N

Weaknesses (CWE)

CWE-1004

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.