CVE-2024-35430: In ZKTeco ZKBio CVSecurity v6.1.1_R and earlier (fixed in 6.1.3_R) an authenticated user can bypass password c

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HIGH 8.1DOWNGRADE

CVE-2024-35430 is a high-severity flaw (CVSS 8.1) affecting zkbio cvsecurity. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In ZKTeco ZKBio CVSecurity v6.1.1_R and earlier (fixed in 6.1.3_R) an authenticated user can bypass password checks while exporting data from the application.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-269
Published	2024-05-30
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: zkteco

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-05-30 16:15 UTCPublished CVE record published
2026-06-17 07:34 UTCUpdated Record last modified

zkteco zkbio cvsecurity DOWNGRADE

Affected: 6.1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.1.1

1. Check installed version

apt-cache policy zkbio-cvsecurity || rpm -q zkbio-cvsecurity || zkbio-cvsecurity --version

2. No fixed release: DOWNGRADE to a release before 6.1.1 (Debian / Ubuntu)

apt-cache madison zkbio-cvsecurity sudo apt install zkbio-cvsecurity=<VERSION_BEFORE_6.1.1> sudo apt-mark hold zkbio-cvsecurity

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list zkbio-cvsecurity sudo dnf downgrade zkbio-cvsecurity-<VERSION_BEFORE_6.1.1> sudo dnf versionlock add zkbio-cvsecurity

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-35430?

zkbio cvsecurity: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-35430 being exploited?

CVE-2024-35430 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-35430 affect?

CVE-2024-35430 affects zkbio cvsecurity. Severity is high (CVSS 8.1). In ZKTeco ZKBio CVSecurity v6.1.1_R and earlier (fixed in 6.1.3_R) an authenticated user can bypass password checks while exporting data from the application.

How urgent is CVE-2024-35430?

Priority 45/100. High severity; Public exploit reference

Related CVEs

CVE-2025-45746 MEDIUM 6.5 DOWNGRADE In ZKT ZKBio CVSecurity 6.4.1_R an unauthenticated attacker can craft JWT token using the hardcoded secret to
CVE-2024-36526 CRITICAL 9.8 DOWNGRADE ZKTeco ZKBio CVSecurity v6.1.1 was discovered to contain a hardcoded cryptographic key.
CVE-2024-35433 HIGH 8.1 DOWNGRADE ZKTeco ZKBio CVSecurity 6.1.1 is vulnerable to Incorrect Access Control
CVE-2024-35432 MEDIUM 6.1 DOWNGRADE ZKTeco ZKBio CVSecurity 6.1.1 is vulnerable to Cross Site Scripting (XSS) via an Audio File
CVE-2024-35431 HIGH 7.5 DOWNGRADE ZKTeco ZKBio CVSecurity 6.1.1 is vulnerable to Directory Traversal via photoBase64

References

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