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Fencer Vulns
high 7.5

CVE-2019-4545 json

IBM QRadar SIEM 7.3 and 7.4 when configured to use Active Directory Authentication may be susceptible to spoofing attacks.

published 2020-10-08 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-14152

cvss
7.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.1%
EPSS 2.1% chance of exploitation in 30 days, percentile 81%
public exploits
0
none known

Summary

IBM QRadar SIEM 7.3 and 7.4 when configured to use Active Directory Authentication may be susceptible to spoofing attacks. IBM X-Force ID: 165877.

Patch / fix

Exploit prediction

2.08% chance of exploitation in the next 30 days, higher than 81% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.5 CVSS:3.0/AC:H/A:H/UI:N/I:H/PR:N/C:H/S:U/AV:A/RL:O/E:U/RC:C
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CNA 3.0 7.5 CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • IBM QRadar SIEM

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.