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Fencer Vulns
high 7.7

CVE-2020-4588 json

IBM i2 iBase 8.9.13 could allow an attacker to upload arbitrary executable files which, when executed by an unsuspecting victim could resul…

published 2020-10-30 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-25835

cvss
7.7
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

IBM i2 iBase 8.9.13 could allow an attacker to upload arbitrary executable files which, when executed by an unsuspecting victim could result in code execution. IBM X-Force ID: 184579.

Patch / fix

Exploit prediction

1.37% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.7 CVSS:3.0/AV:L/C:H/I:H/UI:R/PR:H/S:C/A:H/AC:L/RC:C/E:U/RL:O
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.0 7.7 CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • IBM i2 iBase

Classification

Weakness
  • CWE-434 Unrestricted Upload of File with Dangerous Type

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.