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CVE-2025-12142— BSS(Block Started by Symbol) Memory Corruption Vulnerability

Quick assessment

Affected
ABB Terra AC wallbox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ABB Terra AC wallbox是ABB公司的卓越的 EV 家用充电器，提供高价值的品质、面向未来的灵活性以及先进的安全和保护。 ABB Terra AC wallbox 1.8.33及之前版本存在安全漏洞，该漏洞源于未检查输入大小的缓冲区复制，可能导致经典缓冲区溢出。

CVSS 6.1 · Medium EPSS 0.21% · P11

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-12142

Vulnerability Information
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Vulnerability Title
BSS(Block Started by Symbol) Memory Corruption Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
ABB Terra AC wallbox 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ABB Terra AC wallbox是ABB公司的卓越的 EV 家用充电器，提供高价值的品质、面向未来的灵活性以及先进的安全和保护。 ABB Terra AC wallbox 1.8.33及之前版本存在安全漏洞，该漏洞源于未检查输入大小的缓冲区复制，可能导致经典缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ABB Terra AC wallbox 0 ~ 1.8.33 -

II. Public POCs for CVE-2025-12142

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III. Intelligence Information for CVE-2025-12142

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IV. Related Vulnerabilities

Same product: Terra AC wallbox
Same vendor: ABB
Same weakness: CWE-120