A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists that could cause remote code execution when an improperly handled TLS packet is reassembled. Affected Product: SmartConnect Family: SMT Series (SMT Series ID=1015: UPS 04.5 and prior), SMC Series (SMC Series ID=1018: UPS 04.2 and prior), SMTL Series (SMTL Series ID=1026: UPS 02.9 and prior), SCL Series (SCL Series ID=1029: UPS 02.5 and prior / SCL Series ID=1030: UPS 02.5 and prior / SCL Series ID=1036: UPS 02.5 and prior / SCL Series ID=1037: UPS 03.1 and prior), SMX Series (SMX Series ID=1031: UPS 03.1 and prior)

A CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability exists that could cause remote code execution when an improperly handled TLS packet is reassembled.

Affected Product: SmartConnect Family: SMT Series (SMT Series ID=1015: UPS 04.5 and prior), SMC Series (SMC Series ID=1018: UPS 04.2 and prior), SMTL Series (SMTL Series ID=1026: UPS 02.9 and prior), SCL Series (SCL Series ID=1029: UPS 02.5 and prior / SCL Series ID=1030: UPS 02.5 and prior / SCL Series ID=1036: UPS 02.5 and prior / SCL Series ID=1037: UPS 03.1 and prior), SMX Series (SMX Series ID=1031: UPS 03.1 and prior)

Schneider Electric is aware of the vulnerabilities associated with APC Smart-UPS uninterruptable power supply devices which, if compromised, may allow for potential unauthorized access and control of the device. Upon learning of these vulnerabilities, we worked diligently to develop remediations and mitigations, and disclose in a timely, responsible manner so that our customers and end-users can better protect their people, assets, and operations. At Schneider Electric, the safety of our customers and products is our highest priority. We develop and manufacture our products to the highest safety standards in accordance with regulatory and industry guidelines. Our UPS products are compliant to these standards, ensuring they operate in a safe manner including conducting abnormal tests where components are intentionally faulted. Our UPS units comply with industry safety standards including UL 1778, CSA 22.2 No. 107.3 in North America and IEC 62040-1 which references to generic standards CSA-C22.2 No. 60950-1 /UL 60950-1or IEC 60950-1 / IEC 62477-1. We recommend that customers immediately install available firmware updates provided below, which include remediations to reduce the risk of successful exploitation of these vulnerabilities. In addition, customers should also immediately ensure they have implemented cybersecurity best practices across their operations to protect themselves from exploitation of these vulnerabilities. Where appropriate, this includes locating their syst…