PT-2026-79117

CVE-2026-77151

Published

2026-08-20

Updated

2026-08-21

Description by

CVSS 4.0

6.3

Medium

MetricsAV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X

Name of the Vulnerable Software and Affected Versions lin-snow Ech0 versions prior to 5.4.2

Description A security flaw exists in the MD5Encrypt() function within the internal/util/crypto/crypto.go file. This issue involves the use of a risky cryptographic algorithm, which could allow for remote exploitation. The attack complexity is high and exploitation is considered difficult.

Recommendations Update to version 5.4.2. As a temporary mitigation, restrict the use of the MD5Encrypt() function.

Exploitability

Exploit

Fix

Impacts

Researchers

Summmm

Vendors

Affected products

Weakness enumeration

CWE-327: Use of a Broken or Risky Cryptographic Algorithm

CWE-310