MEDIUM
lin-snow Ech0 crypto.go MD5Encrypt risky encryption
Published Aug 20, 2026
6.3
MEDIUMCVSS 4.0
EPSS 0.37%
Description
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.
Affected products
-
- Version 5.4.0StatusaffectedConstraints-
- Version 5.4.1StatusaffectedConstraints-
- Version 5.4.2StatusunaffectedConstraints-
- Version
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Weaknesses (2)
References (9)
- https://github.com/lin-snow/Ech0/ product
- https://github.com/lin-snow/Ech0/commit/9ce19a3b0d0765086a655f45d3a706ec1810404f patch
- https://github.com/lin-snow/Ech0/issues/314 issue-tracking
- https://github.com/lin-snow/Ech0/pull/315 issue-trackingpatch
- https://github.com/lin-snow/Ech0/releases/tag/ech0-5.4.2 patch
- https://vuldb.com/cve/CVE-2026-77151 third-party-advisory
- https://vuldb.com/submit/881015 third-party-advisory
- https://vuldb.com/vuln/393736 vdb-entrytechnical-description
- https://vuldb.com/vuln/393736/cti signaturepermissions-required
| Link | Providers | Tags |
|---|---|---|
| https://github.com/lin-snow/Ech0/ | product | |
| https://github.com/lin-snow/Ech0/commit/9ce19a3b0d0765086a655f45d3a706ec1810404f | patch | |
| https://github.com/lin-snow/Ech0/issues/314 | issue-tracking | |
| https://github.com/lin-snow/Ech0/pull/315 | issue-trackingpatch | |
| https://github.com/lin-snow/Ech0/releases/tag/ech0-5.4.2 | patch | |
| https://vuldb.com/cve/CVE-2026-77151 | third-party-advisory | |
| https://vuldb.com/submit/881015 | third-party-advisory | |
| https://vuldb.com/vuln/393736 | vdb-entrytechnical-description | |
| https://vuldb.com/vuln/393736/cti | signaturepermissions-required |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner VulDB
Published Aug 20, 2026
Updated Aug 21, 2026
Reserved Aug 20, 2026
Link CVE-2026-77151
CISA Vulnrichment
Updated Aug 21, 2026