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Vulnerabilities

Vulnerability · CVE-2025-3221

IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

Published Jun 21, 2025 · catalog updated Aug 24, 2025 · IBM InfoSphere Information Server

Check if you run it

No confirmed exploitation is on record for CVE-2025-3221. EPSS is 0.44%. Act only if a listed version of IBM InfoSphere Information Server is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.44%
Remediation
Vendor / distro source
Affected products
vendor IBM InfoSphere Information Server 11.7.0.0 ≤11.7.1.6

IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor IBM InfoSphere Information Server 11.7.0.0 ≤11.7.1.611.7.0.0 ≤11.7.1.6

How to fix CVE-2025-3221

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-3221. EPSS is 0.44%. Act only if a listed version of IBM InfoSphere Information Server is installed.

Which versions are affected?

Compare what you have installed with IBM InfoSphere Information Server 11.7.0.0 ≤11.7.1.6 11.7.0.0 ≤11.7.1.6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.44%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 21, 2025 · EUVD

    Detected

    IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

  2. Aug 24, 2025 · EUVD

    Updated

    IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

Sources

  • CVE.orgVulnerability recordCVE-2025-3221

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-3221

    30-day exploitation probability 0.44%

    first.org
  • EUVDVulnerability recordEUVD-2025-18811

    IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 could allow a remote attacker to cause a denial of service due to insufficient validation of incoming request resources.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.