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SynologyCVELIST:CVE-2021-26562

HistoryFeb 26, 2021 - 9:45 p.m.

CVE-2021-26562

2021-02-2621:45:31

CWE-787

synology

www.cve.org

vulnerability

synology diskstation manager

code execution

http header

out-of-bounds write

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.002

Percentile

59.2%

JSON

Out-of-bounds write vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header.

CNA Affected

[
  {
    "product": "Synology DiskStation Manager (DSM)",
    "vendor": "Synology",
    "versions": [
      {
        "lessThan": "6.2.3-25426-3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.synology.com/security/advisory/Synology_SA_20_26

www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.5

Confidence

High

EPSS

0.002

Percentile

59.2%

JSON

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