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Networkmanager: networkmanager: local privilege escalation via malformed mud urls in dhclient backend (Red Hat Red Hat Enterprise Linux 8)

CVE-2026-10805
MEDIUM 6.7

At a glance

Source
NVD
EPSS
EPSS 0.17 % · percentile 6 ()
State
PUBLISHED
Published
Updated
Assigner
redhat
NVD status
Awaiting Analysis

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Description

A flaw was found in NetworkManager. This local privilege escalation vulnerability exists in NetworkManager's dhclient backend when processing malformed Manufacturer Usage Description (MUD) URLs. A local user can exploit this flaw to escalate privileges by triggering a script via a crafted MUD URL, provided an administrator has explicitly configured NetworkManager to use dhclient. This issue does not affect default configurations of NetworkManager.

Weaknesses (CWE)

  • CWE-78 — Improper Neutralization of Special Elements used in an OS Command

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.7CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:Hredhat
CVSS 3.1MEDIUM 6.7CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HNVD · secalert@redhat.com (Secondary)

European references

CERT-FR advisories

Affected products

ProductVersions
Red Hat · Red Hat Enterprise Linux 8unaffected 1:1.40.16-21.el8_10 < *
Red Hat · Red Hat Enterprise Linux 8unaffected 1:1.40.16-21.el8_10 < *
Red Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Supportunaffected 1:1.30.0-19.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-Onunaffected 1:1.30.0-19.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Supportunaffected 1:1.36.0-18.el8_6.1 < *
Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-Onunaffected 1:1.36.0-18.el8_6.1 < *
Red Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update Serviceunaffected 1:1.40.16-10.el8_8.1 < *
Red Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP Solutionsunaffected 1:1.40.16-10.el8_8.1 < *
Red Hat · Red Hat Enterprise Linux 9unaffected 1:1.54.3-5.el9_8 < *
Red Hat · Red Hat Enterprise Linux 9unaffected 1:1.54.3-5.el9_8 < *
Red Hat · Red Hat Enterprise Linux 9.2 Update Services for SAP Solutionsunaffected 1:1.42.2-32.el9_2.1 < *
Red Hat · Red Hat Enterprise Linux 9.4 Update Services for SAP Solutionsunaffected 1:1.46.0-38.el9_4.1 < *
Red Hat · Red Hat Enterprise Linux 9.6 Extended Update Supportunaffected 1:1.52.0-11.el9_6.1 < *
Red Hat · Multicluster Engine for Kubernetes
Red Hat · Red Hat Enterprise Linux 10
Red Hat · Red Hat Enterprise Linux 6
Red Hat · Red Hat Enterprise Linux 7
Red Hat · Red Hat Hardened Images
Red Hat · Red Hat JBoss Enterprise Application Platform Expansion Pack
Red Hat · Red Hat OpenShift Container Platform 4

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
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