ABB Terra AC Wallbox up to 1.8.33 buffer overflow

Summaryinfo

A vulnerability identified as critical has been detected in ABB Terra AC Wallbox up to 1.8.33. Affected is an unknown function. The manipulation leads to buffer overflow. This vulnerability is referenced as CVE-2025-12142. The attack needs to be initiated within the local network. No exploit is available.

Detailsinfo

A vulnerability was found in ABB Terra AC Wallbox up to 1.8.33 and classified as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in ABB Terra AC wallbox.This issue affects Terra AC wallbox: through 1.8.33.

It is possible to read the advisory at search.abb.com. The identification of this vulnerability is CVE-2025-12142 since 10/24/2025. The exploitation is known to be easy. The attack can only be initiated within the local network. The exploitation requires an enhanced level of successful authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/29/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• ABB

Name

• Terra AC Wallbox

Version

• 1.8.0
• 1.8.1
• 1.8.2
• 1.8.3
• 1.8.4
• 1.8.5
• 1.8.6
• 1.8.7
• 1.8.8
• 1.8.9
• 1.8.10
• 1.8.11
• 1.8.12
• 1.8.13
• 1.8.14
• 1.8.15
• 1.8.16
• 1.8.17
• 1.8.18
• 1.8.19
• 1.8.20
• 1.8.21
• 1.8.22
• 1.8.23
• 1.8.24
• 1.8.25
• 1.8.26
• 1.8.27
• 1.8.28
• 1.8.29
• 1.8.30
• 1.8.31
• 1.8.32
• 1.8.33

License

• commercial

CPE 2.3info

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CPE 2.2info

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• 🔒
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