CVE-2020-27657

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

Cleartext transmission of sensitive information vulnerability in DDNS in Synology Router Manager (SRM) before 1.2.4-8081 allows man-in-the-middle attackers to eavesdrop authentication information of DNSExit via unspecified vectors.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-319

Affected software

Vendor	Product	Versions
Synology	Synology Router Manager (SRM)	>= unspecified, < 1.2.4-8081

References

https://www.synology.com/security/advisory/Synology_SA_20_14Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071Exploit, Third Party Advisory
https://www.synology.com/security/advisory/Synology_SA_20_14Vendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1071Exploit, Third Party Advisory

Timeline

Published: Oct 29, 2020
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

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