CVE-2018-14526

LOW

Description

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.

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://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

Details

Source: MITRE

Published: 2018-08-08

Updated: 2019-10-03

Type: CWE-924

Risk Information

CVSS v2.0

Base Score: 3.3

Vector: AV:A/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 6.5

Severity: LOW

CVSS v3.0

Base Score: 6.5

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM