Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2016-1491

29
FAUCET Score

CVE-2016-1491 describes a critical vulnerability in Lenovo SHAREit for Windows versions prior to 3.2.0. When configured to receive files, the application's Wi-Fi hotspot used a hardcoded password of "12345678", making it trivial for attackers within WLAN range to gain access. This vulnerability carries a high CVSS score of 8.8, indicating a severe risk with an adjacent attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability received some media coverage and community discussion at the time of its disclosure.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5.1.1CPE matchmatch criteria
cpe:2.3:a:lenovo:shareit:*:*:*:*:*:windows:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.49%
Probability of exploitation in next 30 days
EPSS Percentile
83.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0249 is in the 91st percentile among its peer group of 1,875 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

packetstormsecurity.com / files/135378/Lenovo-ShareIT-Information-Disclosure-Hardcoded-Password.html
Third Party AdvisoryVDB Entry
seclists.org / fulldisclosure/2016/Jan/67
Third Party AdvisoryVDB Entry
support.lenovo.com / us/en/product_security/len_4058
MitigationVendor Advisory
coresecurity.com / advisories/lenovo-shareit-multiple-vulnerabilities
Third Party Advisory
securityfocus.com / archive/1/537365/100/0/threaded