EUVD-2026-71488
GHSA-v392-pm9q-f3mc
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Unauthenticated network-accessible OOB read with no confidentiality or integrity impact, only partial availability disruption, aligns with IBM's own vector.
Primary rating from Vendor (ibm).
CVSS VectorVendor: ibm
Lifecycle Timeline
3DescriptionCVE.org
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote attacker to cause a denial of service due to an out-of-bounds read.
AnalysisAI
Out-of-bounds read in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 enables a remote unauthenticated attacker to cause a denial of service by sending a crafted network request to the mirroring service. The flaw (CWE-125) is exploitable with no authentication or user interaction and can disrupt high-availability replication continuity. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions are required - the CVSS vector AV:N/AC:L/PR:N/UI:N indicates remote unauthenticated exploitation against default configurations of IBM Db2 Mirror for i 7.4, 7.5, and 7.6. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 5.3 Medium rating is grounded in a fully unauthenticated, low-complexity network attack path (AV:N/AC:L/PR:N/UI:N) with limited availability impact (A:L) and no confidentiality or integrity exposure. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | IBM has released a patch addressing this vulnerability; administrators should consult the IBM advisory at https://www.ibm.com/support/pages/node/7285904 to obtain the specific PTF (Program Temporary Fix) identifiers for affected versions 7.4, 7.5, and 7.6 and apply them through the IBM i fix management process. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Denial Of Service
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External POC / Exploit Code
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