CVE-2020-35755

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
An issue was discovered on Libre Wireless LS9 LS1.5/p7040 devices. There is a luci_service Read_ NVRAM Direct Access Information Leak. The luci_service deamon running on port 7777 provides a sub-category of commands for which Read_ is prepended. Commands in this category are able to directly read the contents of the device configuration NVRAM. The NVRAM contains sensitive information, such as the Wi-Fi password (in cleartext), as well as connected account tokens for services such as Spotify.
Overview
  • CVE ID
  • CVE-2020-35755
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-03T21:15:07
  • Last Modified Date
  • 2022-07-12T17:42:04
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:librewireless:ls9_firmware:7040:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:librewireless:ls9:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.iot-inspector.com/blog/advisory-multiple-issues-libre-wireless-ls9/ Exploit Third Party Advisory
History
Created Old Value New Value Data Type Notes
2022-05-10 16:15:37 Added to TrackCVE
2022-12-05 01:26:07 2021-05-03T21:15Z 2021-05-03T21:15:07 CVE Published Date updated
2022-12-05 01:26:07 2022-07-12T17:42:04 CVE Modified Date updated
2022-12-05 01:26:07 Analyzed Vulnerability Status updated