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CVE-2016-20029

23
FAUCET Score

CVE-2016-20029 identifies a file path manipulation vulnerability in ZKTeco ZKBioSecurity 3.0, enabling attackers to access arbitrary files. By manipulating path parameters, an attacker can bypass access controls to retrieve sensitive information such as configuration files and source code. This vulnerability is rated Medium with a CVSS score of 6.2, characterized by a local attack vector, low attack complexity, and a high confidentiality impact. Currently, there is no evidence of active exploitation, public exploit code availability, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
ZKTeco Inc.ZKTeco ZKBioSecurity
3.0.1.0_R_230CNA affected

CVSS Data

CVSS version used by this source: 4.0

6.9MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
HIGH
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.21%
Probability of exploitation in next 30 days
EPSS Percentile
10.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0021 is in the 21st percentile among its peer group of 3,052 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

cxsecurity.com / issue/WLB-2016090001
exchange.xforce.ibmcloud.com / vulnerabilities/116489
packetstormsecurity.com / files/138570
exploit-db.com / exploits/40326
vulncheck.com / advisories/zkteco-zkbiosecurity-file-path-manipulation-vulnerability
zeroscience.mk / en/vulnerabilities/ZSL-2016-5365.php