Improper session handling in B&R APROL
Priority LOW 25CWE-303Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
An Incorrect Implementation of Authentication Algorithm and Exposure of Data Element to Wrong Ses-sion vulnerability in the session handling used in B&R APROL <4.4-00P5 may allow an authenticated network attacker to take over a currently active user session without login credentials.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00368 30th percentileScored 2026-11-07
Fix Fixed APROL (B&R Industrial Automation GmbH): 4.4-00P5
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 |
|---|---|---|---|---|---|
| B&R Industrial Automation | APROL | 4.4 to before 4.4-00P5 | 4.4-00P5 | Patch available | CNA |
- APROL VendorB&R Industrial Automation Affected 4.4 to before 4.4-00P5 Fixed in 4.4-00P5 Patch available CNA
Remediation
- Fix · CNA APROL (B&R Industrial Automation GmbH) Fixed in 4.4-00P5
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
B&R Industrial Automation APROL 4.4-00P5
8 records Highest priority Priority LOW 8 LOW
Other records, highest priority first
- TI-2024-07707 Default or Guessable SNMP community names in B&R APROLPriority LOW 39
- TI-2024-09469 Incorrect Permission Assignment in APROL file systemPriority LOW 38
- TI-2024-09470 Path traversal in APROL Web PortalPriority LOW 37
Timeline
- 2026-10-02 Threatist record created from CVE-2024-8314
- 2026-10-03 Alias added: GHSA-jh98-qr76-24j7
References
More B&R Industrial Automation vulnerabilities
- TI-2023-01522 Improper Authentication Mechanism in B&R VC4 Visualization CVSS 3.1CRITICAL 9.8
- TI-2022-21498 Buffer overflow when changing configuration on Tbase Server CVSS 3.1CRITICAL 9.8
- TI-2022-21496 Memory leak when receiving messages in APROL Tbase server CVSS 3.1CRITICAL 9.8
- TI-2022-21495 Lack of authentication when managing APROL database CVSS 3.1CRITICAL 9.4
- TI-2024-30523 Unauthorized local file reading in B&R APROL CVSS 4.0CRITICAL 9.2
- TI-2024-00297 FTP uses unsecure encryption mechanisms CVSS 3.1CRITICAL 9.8
Sources
- CVE-2024-8314 · CVE Program
- CVE-2024-8314 · NVD
- FIRST EPSS
- GHSA-jh98-qr76-24j7 · 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