CVE-2025-5517
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-20

Last updated on: 2025-10-21

Assigner: Asea Brown Boveri Ltd. (ABB)

Description
Heap-based Buffer Overflow vulnerability in ABB Terra AC wallbox (UL40/80A), ABB Terra AC wallbox (UL32A), ABB Terra AC wallbox (MID/ CE) -Terra AC MID, ABB Terra AC wallbox (MID/ CE) -Terra AC Juno CE, ABB Terra AC wallbox (MID/ CE) -Terra AC PTB, ABB Terra AC wallbox (JP).This issue affects Terra AC wallbox (UL40/80A): through 1.8.32; Terra AC wallbox (UL32A): through 1.8.2; Terra AC wallbox (MID/ CE) -Terra AC MID: through 1.8.32; Terra AC wallbox (MID/ CE) -Terra AC Juno CE: through 1.8.32; Terra AC wallbox (MID/ CE) -Terra AC PTB: through 1.8.21; Terra AC wallbox (JP): through 1.8.2.
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Meta Information
Published
2025-10-20
Last Modified
2025-10-21
Generated
2026-06-16
AI Q&A
2025-10-20
EPSS Evaluated
2026-06-14
NVD
CVE-2025-5517
EUVD
EUVD-2025-35093
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
abb terra_ac_wallbox *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
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Executive Summary

This vulnerability is a heap-based buffer overflow in the ABB Terra AC Wallbox products. It involves improper handling or management of heap memory, which can lead to memory corruption. This flaw affects multiple versions of the ABB Terra AC Wallbox and can cause security risks such as unauthorized access or denial of service. [1]

Impact Analysis

The vulnerability can impact you by allowing attackers to exploit the heap memory flaw to cause memory corruption, which may result in unauthorized access to the system or denial of service. This can disrupt the normal operation of the ABB Terra AC Wallbox and potentially compromise system security. [1]

Mitigation Strategies

The advisory highlights the need to address the heap memory flaw in the ABB Terra AC Wallbox to ensure secure operation. Immediate steps should include applying any available patches or updates provided by ABB for the affected versions of the Terra AC Wallbox. Additionally, monitoring the system for unusual behavior related to memory corruption or denial of service may help mitigate risks until updates are applied. [1]

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