CVE-2026-76561: fallo de gravedad alta en Red Hat Certificate System 9
Pki-core: dogtag/pki: certprofile-import allows code execution via unsanitized profile content (externalprocessconstraint)
Publicada el · Actualizada el
Seguir esta CVE+ Monitorear Red Hat Enterprise Linux+ Monitorear Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
21Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 7.2epss 0.8%
A flaw was found in Dogtag PKI, as used by FreeIPA's certificate authority component. The certificate profile import functionality does not fully validate uploaded profile content beyond the profile ID. An authenticated user with CA Administrator privileges can exploit Dogtag's ExternalProcessConstraint mechanism to execute arbitrary commands with attacker-controlled environment variables, achieving code execution as the pkiuser account.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Productos afectados
Red Hat · Red Hat Certificate System 9Red Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 10.0 Extended Update SupportRed Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7 Extended Lifecycle SupportRed Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRed Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRed Hat · Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-OnRed Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRed Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.4 Update Services for SAP SolutionsRed Hat · Red Hat Enterprise Linux 9.6 Extended Update SupportCVEs relacionadas — Red Hat Certificate System 9
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Referencias
https://access.redhat.com/errata/RHSA-2026:73765https://access.redhat.com/errata/RHSA-2026:73766https://access.redhat.com/errata/RHSA-2026:75573https://access.redhat.com/errata/RHSA-2026:86621https://access.redhat.com/errata/RHSA-2026:86623https://access.redhat.com/errata/RHSA-2026:86624https://access.redhat.com/errata/RHSA-2026:86625https://access.redhat.com/errata/RHSA-2026:93668https://access.redhat.com/errata/RHSA-2026:95097https://access.redhat.com/errata/RHSA-2026:95181https://access.redhat.com/errata/RHSA-2026:95182https://access.redhat.com/security/cve/CVE-2026-76561