Medium severity · published Aug 8, 2018
CVE-2018-14526
An issue was discovered in rsn_supp/wpa.c in wpa_supplicant 2.0 through 2.6
6.5
CVSS
1.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 74% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04; 18.04 · source: NVD
WS
Wpa Supplicant · W1.fi
2.0 through 2.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-14526
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-14526
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00013.html
Third Party Advisory
http://www.securitytracker.com/id/1041438
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:3107
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-344983.pdf
Mailing List
https://lists.debian.org/debian-lts-announce/2018/08/msg00009.html
Technical Description
https://papers.mathyvanhoef.com/woot2018.pdf
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