CVE-2026-77151

A security flaw has been discovered in lin-snow Ech0 up to 5.4.1. Affected by this issue is the function MD5Encrypt of the file internal/util/crypto/crypto.go. Performing a manipulation results in risky cryptographic algorithm. Remote exploitation of the attack is possible. The complexity of an attack is rather high. The exploitation is known to be difficult. Upgrading to version 5.4.2 can resolve this issue. The patch is named 9ce19a3b0d0765086a655f45d3a706ec1810404f. It is recommended to upgrade the affected component.

CVSS v3 3.7 LOW
CVSS v2.0 2.6 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.6^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:H/Au:N/C:P/I:N/A:N

Exploitability : 4.9 / Impact : 2.9

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/lin-snow/Ech0/
https://github.com/lin-snow/Ech0/commit/9ce19a3b0d0765086a655f45d3a706ec1810404f
https://github.com/lin-snow/Ech0/issues/314
https://github.com/lin-snow/Ech0/pull/315
https://github.com/lin-snow/Ech0/releases/tag/ech0-5.4.2
https://vuldb.com/cve/CVE-2026-77151
https://vuldb.com/submit/881015
https://vuldb.com/vuln/393736
https://vuldb.com/vuln/393736/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-20 20:17

Updated : 2026-08-24 16:41

NVD link : CVE-2026-77151

Mitre link : CVE-2026-77151

CVE.ORG link : CVE-2026-77151

JSON object : View

Products Affected

No product.

CWE

CWE-310

Cryptographic Issues

CWE-327

Use of a Broken or Risky Cryptographic Algorithm

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