How severe is CVE-2025-3221?

CVE-2025-3221 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-3221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3221?

CVE-2025-3221 affects Ibm Infosphere Information Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-3221 have an EU (EUVD) identifier?

Yes. CVE-2025-3221 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18811.

When was CVE-2025-3221 published?

CVE-2025-3221 was published on 2025-06-21 and last updated on 2026-06-17.

CVE-2025-3221

CVE-2025-3221 is a high-severity vulnerability in Ibm Infosphere Information Server with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-18811
Weakness: CWE-770
Affected product: Ibm Infosphere Information Server
Published: 2025-06-21
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2025-3221?: CVE-2025-3221 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-3221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3221?: CVE-2025-3221 affects Ibm Infosphere Information Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-3221 have an EU (EUVD) identifier?: Yes. CVE-2025-3221 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-18811.
When was CVE-2025-3221 published?: CVE-2025-3221 was published on 2025-06-21 and last updated on 2026-06-17.

References

https://www.ibm.com/support/pages/node/7235496

Affected products (1)

cpe:2.3:a:ibm:infosphere_information_server:*:*:*:*:*:*:*:*

More vulnerabilities in Ibm Infosphere Information Server

CVE-2009-4240 — Critical (CVSS 10.0): Multiple buffer overflows in unspecified setuid executables in the DataStage subsystem in IBM InfoSphere Information…
CVE-2022-40752 — Critical (CVSS 9.8): IBM InfoSphere DataStage 11.7 is vulnerable to a command injection vulnerability due to improper neutralization of…
CVE-2022-22425 — Critical (CVSS 9.8): "IBM InfoSphere Information Server 11.7 is potentially vulnerable to CSV Injection. A remote attacker could execute…
CVE-2022-31768 — Critical (CVSS 9.8): IBM InfoSphere Information Server 11.7 is vulnerable to SQL injection. A remote attacker could send specially crafted…
CVE-2020-27583 — Critical (CVSS 9.8): IBM InfoSphere Information Server 8.5.0.0 is affected by deserialization of untrusted data which could allow remote…
CVE-2012-0204 — Critical (CVSS 9.3): Untrusted search path vulnerability in InfoSphere Import Export Manager 8.1 through 9.1 in InfoSphere Information…

All CVEs affecting Ibm Infosphere Information Server →

Other CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities

CVE-2026-31283 — Critical (CVSS 9.8): In Totara LMS v19.1.5 and before, the forgot password API does not implement rate limiting for the target email…
CVE-2020-37067 — Critical (CVSS 9.8): Filetto 1.0 FTP server contains a denial of service vulnerability in the FEAT command processing that allows attackers…
CVE-2021-47875 — Critical (CVSS 9.8): GeoGebra CAS Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the…
CVE-2025-11832 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling vulnerability in Azure Access Technology BLU-IC2, Azure Access…
CVE-2024-44241 — Critical (CVSS 9.8): The issue was addressed with improved bounds checks. This issue is fixed in iOS 18.1 and iPadOS 18.1, macOS Sequoia…
CVE-2022-3439 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling in GitHub repository ikus060/rdiffweb prior to 2.5.0.

Browse all CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities →