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TalosCVELIST:CVE-2021-21894

HistoryDec 22, 2021 - 6:06 p.m.

CVE-2021-21894

2021-12-2218:06:41

CWE-22

talos

www.cve.org

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.1%

JSON

A directory traversal vulnerability exists in the Web Manager FsTFtp functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to arbitrary file overwrite FsTFtp file disclosure. An attacker can make an authenticated HTTP request to trigger this vulnerability.

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-2021-1337

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.1%

JSON

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