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CVE-2020-35757

29
FAUCET Score

CVE-2020-35757 describes an unauthenticated root ADB access vulnerability affecting Libre Wireless LS9 LS1.5/p7040 devices. An attacker can enable ADB over TCP by sending a crafted, unauthenticated request to the web management interface, subsequently gaining root privileges. This critical vulnerability, with a CVSS score of 9.8, requires no authentication or user interaction and allows for complete compromise of confidentiality, integrity, and availability. While the FAUCET Risk Score is high at 81/100, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
7040CPE matchmatch criteria
cpe:2.3:o:librewireless:ls9_firmware:7040:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.81%
Probability of exploitation in next 30 days
EPSS Percentile
76.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0181 is in the 64th percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

iot-inspector.com / blog/advisory-multiple-issues-libre-wireless-ls9
ExploitThird Party Advisory