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TI-2018-10418 Aliases CVE-2018-14526GHSA-p89p-gprq-frv8

An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6.

Priority LOW 32CWE-924Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
Partial Red Hat: 5 fixed, 3 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.

Summary

An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6. Under certain conditions, the integrity of EAPOL-Key messages is not checked, leading to a decryption oracle. An attacker within range of the Access Point and client can abuse the vulnerability to recover sensitive information.

Why it matters now

EPSS 0.01476 74th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 5 fixed, 3 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 5

CPEVersionsRoleVendor
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*2.0 – 2.6VulnerableWi-Fi Alliance
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:* Versions 2.0 – 2.6 Vulnerable ·Wi-Fi Alliance

Remediation

Red Hat 1 advisory

  • RHSA-2018:3107 Released 2018-10-30 · Red Hat rating Moderate
    wpa_supplicant security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) wpa_supplicant-1:2.6-12.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) wpa_supplicant-1:2.6-12.el7
    • Red Hat Enterprise Linux Server (v. 7) wpa_supplicant-1:2.6-12.el7
    • Red Hat Enterprise Linux Workstation (v. 7) wpa_supplicant-1:2.6-12.el7
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) wpa_supplicant-1:2.6-12.el7

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Virtualization 4AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2018:3107
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2018:3107
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:3107
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:3107
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2018:3107
Not affected: 1 product
  • Red Hat Enterprise Linux 8

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-14526
  2. 2026-10-03 Alias added: GHSA-p89p-gprq-frv8

References

Patch 2

Advisory 5

Other 2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences