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Fencer Intel
medium 5.3

CVE-2021-31602 json

An issue was discovered in Hitachi Vantara Pentaho through 9.1 and Pentaho Business Intelligence Server through 7.x.

published 5y ago modified 4mo ago also EUVD-2021-18495

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
51.7%
EPSS 51.7% chance of exploitation in 30 days, percentile 98%
public exploits
0
none known, plus a Nuclei check

Summary

An issue was discovered in Hitachi Vantara Pentaho through 9.1 and Pentaho Business Intelligence Server through 7.x. The Security Model has different layers of Access Control. One of these layers is the applicationContext security, which is defined in the applicationContext-spring-security.xml file. The default configuration allows an unauthenticated user with no previous knowledge of the platform settings to extract pieces of information without possessing valid credentials.

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Exploit prediction

51.65% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template Hitachi Vantara Pentaho/Business Intelligence Server - Authentication Bypass nuclei detection template
  • packetstormsecurity.com http://packetstormsecurity.com/files/164784/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Authentication-Bypass.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AC:L/AV:N/A:N/C:L/I:N/PR:N/S:U/UI:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

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.