Vulnerability Monitor

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CVE-2021-26564

Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session.

Published

2021-02-26T22:15:20.300

Last Modified

2025-01-14T19:29:55.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.3 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:N

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

8.6

Impact Score

4.9

Weaknesses
  • Type: Secondary
    CWE-319
  • Type: Primary
    CWE-319
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System synology diskstation_manager < 6.2.3-25426-3 Yes
Operating System synology vs960hd_firmware - Yes
Hardware synology vs960hd - No
Operating System synology skynas_firmware - Yes
Hardware synology skynas - No
Operating System synology diskstation_manager_unified_controller 3.0 Yes
Hardware synology uc3200 - No
References