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TalosCVE-2021-21878

HistoryDec 22, 2021 - 7:15 p.m.

CVE-2021-21878

2021-12-2219:15:08

CWE-668

talos

web.nvd.nist.gov

cve-2021-21878

web manager applications

fsbrowse

lantronix

local file inclusion

vulnerability

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:C/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

4.9

Confidence

High

EPSS

0.001

Percentile

29.5%

JSON

A local file inclusion vulnerability exists in the Web Manager Applications and FsBrowse functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted series of HTTP requests can lead to local file inclusion. An attacker can make a series of authenticated HTTP requests to trigger this vulnerability.

Affected configurations

Nvd

Vulners

Node

lantronixpremierwave_2050_firmwareMatch8.9.0.0r4

AND

lantronixpremierwave_2050Match-

VendorProductVersionCPE
lantronixpremierwave_2050_firmware8.9.0.0cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*
lantronixpremierwave_2050-cpe:2.3:h:lantronix:premierwave_2050:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
lantronix	premierwave_2050_firmware	8.9.0.0	cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4::::::
lantronix	premierwave_2050	-	cpe:2.3:h:lantronix:premierwave_2050:-:::::::*

CNA Affected

[
  {
    "product": "Lantronix",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)"
      }
    ]
  }
]

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1322

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:S/C:C/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

4.9

Confidence

High

EPSS

0.001

Percentile

29.5%

JSON

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