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TenableCVE-2021-20146

HistoryDec 09, 2021 - 4:15 p.m.

CVE-2021-20146

2021-12-0916:15:08

CWE-522

tenable

web.nvd.nist.gov

cve-2021-20146

gryphon

ssh

private key

root access

server

nvd

security vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.002

Percentile

61.1%

JSON

An unprotected ssh private key exists on the Gryphon devices which could be used to achieve root access to a server affiliated with Gryphon’s development and infrastructure. At the time of discovery, the ssh key could be used to login to the development server hosted in Amazon Web Services.

Affected configurations

Nvd

Node

gryphonconnectgryphon_tower_firmwareRange≤04.0004.12

AND

gryphonconnectgryphon_towerMatch-

VendorProductVersionCPE
gryphonconnectgryphon_tower_firmware*cpe:2.3:o:gryphonconnect:gryphon_tower_firmware:*:*:*:*:*:*:*:*
gryphonconnectgryphon_tower-cpe:2.3:h:gryphonconnect:gryphon_tower:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
gryphonconnect	gryphon_tower_firmware	*	cpe:2.3:o:gryphonconnect:gryphon_tower_firmware::::::::
gryphonconnect	gryphon_tower	-	cpe:2.3:h:gryphonconnect:gryphon_tower:-:::::::*

CNA Affected

[
  {
    "product": "Gryphon Tower router",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "<= 04.0004.12 (Current)"
      }
    ]
  }
]

References

www.tenable.com/security/research/tra-2021-51

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.3

Confidence

High

EPSS

0.002

Percentile

61.1%

JSON

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