Vulnerability Details : 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.
Products affected by CVE-2018-14526
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-14526
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 45 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-14526
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.3
|
LOW | AV:A/AC:L/Au:N/C:P/I:N/A:N |
6.5
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-14526
-
The product establishes a communication channel with an endpoint and receives a message from that endpoint, but it does not sufficiently ensure that the message was not modified during transmission.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-14526
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-18:11.hostapd.asc
Mitigation;Patch;Third Party Advisory
-
https://www.us-cert.gov/ics/advisories/icsa-19-344-01
Siemens SCALANCE W700 and W1700 | CISA
-
https://access.redhat.com/errata/RHSA-2018:3107
RHSA-2018:3107 - Security Advisory - Red Hat Customer Portal
-
https://papers.mathyvanhoef.com/woot2018.pdf
Technical Description;Third Party Advisory
-
https://w1.fi/security/2018-1/unauthenticated-eapol-key-decryption.txt
Mitigation;Patch;Vendor Advisory
-
https://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
-
http://www.securitytracker.com/id/1041438
wpa_supplicant EAPOL-Key Data Processing Flaw Lets Remote Users Deny Service - SecurityTrackerThird Party Advisory;VDB Entry
-
https://usn.ubuntu.com/3745-1/
USN-3745-1: wpa_supplicant and hostapd vulnerability | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2018/08/msg00009.html
[SECURITY] [DLA 1462-1] wpa security updateMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
[security-announce] openSUSE-SU-2019:1345-1: moderate: Security update f
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