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CVE-2021-26565

MEDIUMCVSS 5.9/10EPSS 0.67%

Last modified

CVE-2021-26565 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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 obtain sensitive information via an HTTP session.. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

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 obtain sensitive information via an HTTP session.

Metrics

CVSS 3.1
5.9/10

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

EPSS Probability
0.67%

47.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
SynologyDiskstation Manager< 6.2.3-25426-3
SynologyVs960hd FirmwareAll versions
SynologySkynas FirmwareAll versions
SynologyDiskstation Manager Unified Controller3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-26565?
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 obtain sensitive information via an HTTP session.
How severe is CVE-2021-26565?
CVE-2021-26565 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26565?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-26565?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST