Session cookie exposure for client side script
Priority LOW 27CWE-1004Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00292 21st percentileScored 2026-11-07
Fix Fixed REX640 PCL1 (ABB): 1.0.8REX640 PCL2 (ABB): 1.1.4+1 more product
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ABB | REX640 PCL1 | 1.0;0 to before 1.0.8 | 1.0.8 | Patch available | CNA |
| ABB | REX640 PCL2 | 1.0;0 to before 1.1.4 | 1.1.4 | Patch available | CNA |
| ABB | REX640 PCL3 | 1.0;0 to before 1.2.1 | 1.2.1 | Patch available | CNA |
- REX640 PCL1 VendorABB Affected 1.0;0 to before 1.0.8 Fixed in 1.0.8 Patch available CNA
- REX640 PCL2 VendorABB Affected 1.0;0 to before 1.1.4 Fixed in 1.1.4 Patch available CNA
- REX640 PCL3 VendorABB Affected 1.0;0 to before 1.2.1 Fixed in 1.2.1 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:abb:rex640_pcl1_firmware:*:*:*:*:*:*:*:* | 1.0.0 to before 1.0.8 | Vulnerable | ABB |
| cpe:2.3:h:abb:rex640_pcl1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ABB |
| cpe:2.3:o:abb:rex640_pcl2_firmware:*:*:*:*:*:*:*:* | 1.0.0 to before 1.1.4 | Vulnerable | ABB |
| cpe:2.3:h:abb:rex640_pcl2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ABB |
| cpe:2.3:o:abb:rex640_pcl3_firmware:*:*:*:*:*:*:*:* | 1.0.0 to before 1.2.1 | Vulnerable | ABB |
| cpe:2.3:h:abb:rex640_pcl3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | ABB |
- cpe:2.3:o:abb:rex640_pcl1_firmware:*:*:*:*:*:*:*:* Versions 1.0.0 to before 1.0.8 Vulnerable ·ABB
- cpe:2.3:h:abb:rex640_pcl1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ABB
- cpe:2.3:o:abb:rex640_pcl2_firmware:*:*:*:*:*:*:*:* Versions 1.0.0 to before 1.1.4 Vulnerable ·ABB
- cpe:2.3:h:abb:rex640_pcl2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ABB
- cpe:2.3:o:abb:rex640_pcl3_firmware:*:*:*:*:*:*:*:* Versions 1.0.0 to before 1.2.1 Vulnerable ·ABB
- cpe:2.3:h:abb:rex640_pcl3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·ABB
Remediation
- Fix · CNA REX640 PCL1 (ABB) Fixed in 1.0.8
- Fix · CNA REX640 PCL2 (ABB) Fixed in 1.1.4
- Fix · CNA REX640 PCL3 (ABB) Fixed in 1.2.1
Timeline
- 2026-10-02 Threatist record created from CVE-2023-2876
- 2026-10-03 Alias added: GHSA-xxww-73xw-x3fj
References
More ABB Rex640 Pcl1 Firmware vulnerabilities
- TI-2022-01466 ABB Relion REX640 Insufficient file access control CVSS 3.1MEDIUM 6.5
- TI-2021-05261 MMS File Transfer Vulnerability impact on Distribution Automation products CVSS 3.1MEDIUM 6.2
Sources
- CVE-2023-2876 · CVE Program
- CVE-2023-2876 · NVD
- FIRST EPSS
- GHSA-xxww-73xw-x3fj · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences