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 w...
MediumCVSS 6.5
EPSS 1.5%
- Published
- Updated
- Exploit status
- No public exploit known
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/wpa(Debian:12) | < 2:2.6-18 | 2:2.6-18 |
| debian/wpa(Debian:13) | < 2:2.6-18 | 2:2.6-18 |
| debian/wpa(Debian:14) | < 2:2.6-18 | 2:2.6-18 |
| Canonical Ubuntu Linux | = 14.04 | No fix listed |
| Canonical Ubuntu Linux | = 16.04 | No fix listed |
| Canonical Ubuntu Linux | = 18.04 | No fix listed |
| debian linux | = 8.0 | No fix listed |
| w1.fi wpa supplicant | >= 2.0, <= 2.6 | No fix listed |
| alpine/wpa_supplicant(Alpine:v3.10) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.11) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.12) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.13) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.14) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.15) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.16) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.17) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.18) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.19) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.20) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.21) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.22) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.23) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.24) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.5) | >= 2.0, < 2.6-r3 | 2.6-r3 |
| alpine/wpa_supplicant(Alpine:v3.6) | >= 2.0, < 2.6-r5 | 2.6-r5 |
Show 3 more
| Product | Affected versions | Fixed in |
|---|---|---|
| alpine/wpa_supplicant(Alpine:v3.7) | >= 2.0, < 2.6-r9 | 2.6-r9 |
| alpine/wpa_supplicant(Alpine:v3.8) | >= 2.0, < 2.6-r14 | 2.6-r14 |
| alpine/wpa_supplicant(Alpine:v3.9) | >= 2.0, < 2.6-r14 | 2.6-r14 |
References
- Debian Security Tracker CVE-2018-14526 vendor-advisory
- openSUSE-SU-2019:1345 vendor-advisory
- 1041438 third-party-advisory vdb-entry
- RHSA-2018:3107 vendor-advisory
- cert-portal.siemens.com
- [debian-lts-announce] 20180809 [SECURITY] [DLA 1462-1] wpa security update mailing-list third-party-advisory
- papers.mathyvanhoef.com technical-description third-party-advisory
- FreeBSD-SA-18:11 mitigation patch third-party-advisory vendor-advisory
- USN-3745-1 third-party-advisory vendor-advisory
- w1.fi mitigation patch vendor-advisory
- www.us-cert.gov
- security.alpinelinux.org vendor-advisory
- bugs.debian.org issue-tracking