CVE-2021-21878

CVSS V2 Medium 6.8 CVSS V3 Medium 4.9
Description
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.
Overview
  • CVE ID
  • CVE-2021-21878
  • Assigner
  • talos-cna@cisco.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-22T19:15:08
  • Last Modified Date
  • 2022-04-28T19:46:26
Weakness Enumerations
CWE URL
CWE-668 http://cwe.mitre.org/data/definitions/668.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:* 1 OR
cpe:2.3:h:lantronix:premierwave_2050:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:C/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 4.9
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.2
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1322 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-21878
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21878
History
Created Old Value New Value Data Type Notes
2022-04-20 17:01:52 Added to TrackCVE
2022-12-06 04:35:07 2021-12-22T19:15Z 2021-12-22T19:15:08 CVE Published Date updated
2022-12-06 04:35:07 2022-04-28T19:46:26 CVE Modified Date updated
2022-12-06 04:35:07 Analyzed Vulnerability Status updated