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Fencer Vulns
high 7.5

CVE-2023-2959 json

Authentication Bypass by Primary Weakness in Oliva Expertise

published 2023-07-17 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34405

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Authentication Bypass by Primary Weakness vulnerability in Oliva Expertise Oliva Expertise EKS allows Collect Data as Provided by Users.

This issue affects Oliva Expertise EKS: before 1.2.

Patch / fix

  • Oliva Expertise Oliva Expertise EKS 1.2

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
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

  • Oliva Expertise Oliva Expertise EKS

Classification

Weakness
  • CWE-305 Authentication Bypass by Primary Weakness
  • CWE-287 Improper Authentication

References

Sources

Fencer Vulns 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.