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TenableCVE-2021-20164

HistoryDec 30, 2021 - 10:15 p.m.

CVE-2021-20164

2021-12-3022:15:09

CWE-522

tenable

web.nvd.nist.gov

cve-2021-20164

trendnet

tew-827dru

smb

credentials disclosure

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

28.4%

JSON

Trendnet AC2600 TEW-827DRU version 2.08B01 improperly discloses credentials for the smb functionality of the device. Usernames and passwords for all smb users are revealed in plaintext on the smbserver.asp page.

Affected configurations

Nvd

Node

trendnettew-827dru_firmwareMatch2.08b01

AND

trendnettew-827druMatch2.0

VendorProductVersionCPE
trendnettew-827dru_firmware2.08b01cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:*:*:*:*:*:*:*
trendnettew-827dru2.0cpe:2.3:h:trendnet:tew-827dru:2.0:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
trendnet	tew-827dru_firmware	2.08b01	cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:::::::*
trendnet	tew-827dru	2.0	cpe:2.3:h:trendnet:tew-827dru:2.0:::::::*

CNA Affected

[
  {
    "product": "Trendnet AC2600 TEW-827DRU",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "2.08B01"
      }
    ]
  }
]

References

www.tenable.com/security/research/tra-2021-54

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.2

Confidence

High

EPSS

0.001

Percentile

28.4%

JSON

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