CVE-2022-22723: schneider-electric easergy_p5_firmware Classic Buffer Overflow

Vulnerability summary

CVE-2022-22723 is a high (CVSS 8.8) Classic Buffer Overflow vulnerability in schneider-electric easergy_p5_firmware. EPSS estimates a 2.82% chance of exploitation in the next 30 days, higher than 86.4% of scored vulnerabilities.

Timeline

1. 04-02-2022
   PublishedVulnerability first disclosed.
2. 03-08-2024
   Last modifiedVulnerability information updated.

Description

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could lead to a buffer overflow causing program crashes and arbitrary code execution when specially crafted packets are sent to the device over the network. Protection functions and tripping function via GOOSE can be impacted. Affected Product: Easergy P5 (All firmware versions prior to V01.401.101)

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')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.