OpenSSL ASN.1 String buffer overrun (CVE-2021-3712)

Summary

A read buffer overrun while printing ASN.1 strings leaks memory contents or crashes the app.

Vulnerability ID	Vulnerability Overview
CVE-2021-3712	OpenSSL improperly assumes ASN.1 strings are NUL-terminated. Constructing or printing malicious certificates can read past the buffer, causing data leakage or denial of service.

Affected Supported TeraStations

TS5010/3020/3010
Fixed in firmware version 6.12
 

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Date	Description
09/09/2026	Initial release

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