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CVE-2025-5517: Heap Memory Corruption Vulnerability

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-20 · updated 2026-10-18
• Weakness: CWE-122

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.

Affected products

• ABB Terra AC wallbox (JP): through 1.8.2
• ABB Terra AC wallbox (MID/ CE) -Terra AC Juno CE: through 1.8.32
• ABB Terra AC wallbox (MID/ CE) -Terra AC MID: through 1.8.32
• ABB Terra AC wallbox (MID/ CE) -Terra AC PTB: through 1.8.21
• ABB Terra AC wallbox (UL32A): through 1.8.2
• ABB Terra AC wallbox (UL40/80A): through 1.8.32

References

• https://search.abb.com/library/Download.aspx?DocumentID=9AKK108471A8948&LanguageCode=en&DocumentPartId=PDF&Action=Launch

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