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Vulnerabilities

CVE-2026-94395 | BDVDB-2026-400620 Detail

ThalesgroupSafenet Authentication Client SIS token engine

Description#

A stack-based buffer overflow in Thales SafeNet Authentication Client (SAC) SIS token engine processing can be triggered by a malicious physical or software-emulated smart card. The issue can occur before authentication or PIN entry and may cause a denial of service or potentially arbitrary code execution with the privileges of the affected process. Affected releases start with SAC 10.8 R7 and include SAC 10.9 R3 GA (build 10.9.7449).

Impact#

CAPEC-100 Overflow Buffers

Weaknesses#

  • CWE-1284 Improper validation of specified quantity in input
  • CWE-787 Out-of-bounds Write
  • CWE-121 Stack-based buffer overflow

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.