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TalosCVE-2021-21875

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

CVE-2021-21875

2021-12-2219:15:08

CWE-78

talos

web.nvd.nist.gov

cve-2021-21875

http request

arbitrary command execution

ec keypasswd parameter

vulnerability

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.2

Confidence

High

EPSS

0.001

Percentile

42.8%

JSON

A specially-crafted HTTP request can lead to arbitrary command execution in EC keypasswd parameter. An attacker can make an authenticated HTTP request 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-2021-1314

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.2

Confidence

High

EPSS

0.001

Percentile

42.8%

JSON

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