IBM i is Affected By Multiple Vulnerabilities in NetServer (IBM i)

CVE-2026-18671
MEDIUM 6.5

At a glance

Source
NVD
EPSS
EPSS 0.36 % · percentile 30 ()
State
PUBLISHED
Published
Updated
Assigner
ibm
NVD status
Undergoing Analysis

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow an authenticated attacker to force a NetServer server thread exception, caused by an integer overflow during bounds checking in request processing. The attacker could exploit this vulnerability to cause a temporary denial of service.

Weaknesses (CWE)

  • CWE-190 — Integer Overflow or Wraparound

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Libm
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:LNVD · psirt@us.ibm.com (Secondary)
CVSS 3.1MEDIUM 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LNVD · nvd@nist.gov (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
IBM · iaffected 7.6 ; affected 7.5 ; affected 7.4 ; affected 7.3

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD