CVE-2025-5517

Heap Memory Corruption Vulnerability

Published Oct 20, 2025 CVSS 4.0 · 6.1 Medium EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

The problem is corrected in the following product versions; apply the following update depending on product variant: * Terra AC wallbox (UL40/80A) 1.8.33 * Terra AC wallbox (UL32A) 1.8.34 * Terra AC MID 1.8.34 * Terra AC Juno CE 1.8.34 * Terra AC PTB 1.8.33 * Terra AC wallbox (JP) 1.8.34

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Abb
Abb terra Ac Wallbox Ce Juno
Abb terra Ac Wallbox Ce Juno Firmware
Abb terra Ac Wallbox Ce Mid
Abb terra Ac Wallbox Ce Ptb
Abb terra Ac Wallbox Ce Ptb Firmware
Abb terra Ac Wallbox Jp
Abb terra Ac Wallbox Ul32a
Abb terra Ac Wallbox Ul40
Vendors & Products Abb
Abb terra Ac Wallbox Ce Juno
Abb terra Ac Wallbox Ce Juno Firmware
Abb terra Ac Wallbox Ce Mid
Abb terra Ac Wallbox Ce Ptb
Abb terra Ac Wallbox Ce Ptb Firmware
Abb terra Ac Wallbox Jp
Abb terra Ac Wallbox Ul32a
Abb terra Ac Wallbox Ul40
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Heap Memory Corruption Vulnerability
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H'}

cvssV4_0

{'score': 6.1, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}