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Fencer Intel
high 7.5

CVE-2024-35431 json

ZKTeco ZKBio CVSecurity 6.1.1 is vulnerable to Directory Traversal via photoBase64.

published 2y ago modified 4mo ago also EUVD-2024-35334

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

ZKTeco ZKBio CVSecurity 6.1.1 is vulnerable to Directory Traversal via photoBase64. An unauthenticated user can download local files from the server. NOTE: Third parties have indicated other versions are also vulnerable including up to 6.4.1.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
2y ago

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • github.com https://github.com/mrojz/ZKT-Bio-CVSecurity/blob/main/CVE-2024-35431.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

  • zkteco zkbio_cvsecurity

Classification

Weakness
  • CWE-31 Path Traversal: 'dir\..\..\filename'

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.