CVE-2018-14526

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.

Score

CVSS 3.0 6.5 Medium

Status

Modified - cve@mitre.org

Published

2018-08-08

Last modified

2024-08-05

Weaknesses

CWE-924

Affected products

• Ubuntu Linux (Canonical)
• Debian Linux (Debian)
• Wpa Supplicant (W1.fi)

References

• http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
• http://www.securitytracker.com/id/1041438
• https://access.redhat.com/errata/RHSA-2018:3107
• https://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
• https://lists.debian.org/debian-lts-announce/2018/08/msg00009.html
• https://papers.mathyvanhoef.com/woot2018.pdf
• https://security.FreeBSD.org/advisories/FreeBSD-SA-18:11.hostapd.asc
• https://usn.ubuntu.com/3745-1/
• https://w1.fi/security/2018-1/unauthenticated-eapol-key-decryption.txt
• https://www.us-cert.gov/ics/advisories/icsa-19-344-01