Replay Attack Vulnerability in Acer Products Using Static IVs
CVE-2026-50210

6.9MEDIUM

Key Information:

Vendor

Acer

Status
Connect M6e 5g Portable Wifi Router
Vendor
CVE Published:
4 June 2026

What is CVE-2026-50210?

Acer devices are compromised due to their reliance on AES-CBC encryption with static, zero-filled Initialization Vectors (IVs). This design flaw exposes the encrypted data to replay attacks and enables an attacker to perform known-plaintext decryption, significantly jeopardizing sensitive information integrity and confidentiality.

Affected Version(s)

Connect M6E 5G Portable WiFi Router *

References

https://community.acer.com/en/kb/articles/19707

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ta-Lun Yen
.