CVE-2026-77151

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Source

https://cve.org/CVERecord?id=CVE-2026-77151

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-77151.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-77151

Published

2026-08-20T19:45:10.732Z

Modified

2026-08-23T03:42:36.441682686Z

Severity

6.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X CVSS Calculator

Summary

lin-snow Ech0 crypto.go MD5Encrypt risky encryption

Details

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.

Database specific

{
    "cwe_ids": [
        "CWE-310",
        "CWE-327"
    ],
    "cna_assigner": "VulDB",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77151.json"
}

References

Affected packages

Git / github.com/lin-snow/ech0

Affected ranges

Type

GIT

Repo

https://github.com/lin-snow/ech0

Events

Introduced

0edb04c335d52ea53936a0d0891fe39c6dce2db0

Fixed

9ce19a3b0d0765086a655f45d3a706ec1810404f

Database specific

Show details

{
    "source": [
        "AFFECTED_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "5.4.0"
        },
        {
            "last_affected": "5.4.0"
        },
        {
            "introduced": "5.4.1"
        },
        {
            "last_affected": "5.4.1"
        }
    ]
}

Affected versions

5.*

5.4.0

5.4.1

ech0-5.*

ech0-5.4.1

v5.*

v5.4.0

v5.4.1

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-77151.json"