CVE-2019-13377
wpa - security update
5.9
MEDIUM
CVSS 3.1
EPSS 0.58%
Description
The implementations of SAE and EAP-pwd in hostapd and wpa_supplicant 2.x through 2.8 are vulnerable to side-channel attacks as a result of observable timing differences and cache access patterns when Brainpool curves are used. An attacker may be able to gain leaked information from a side-channel attack that can be used for full password recovery.
How to fix CVE-2019-13377
To remediate CVE-2019-13377, upgrade the affected package to a fixed version below.
- —upgrade to 2.8-r1 or later
- —upgrade to 2.8-r2 or later
- —upgrade to 2:2.9-1 or later
- —upgrade to 2:2.7+git20190128+0c1e29f-6+deb10u1 or later
Is CVE-2019-13377 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2.8-r1
- from 0, < 2.8-r2
- from 0, < 2:2.9-1
- from 0, < 2:2.7+git20190128+0c1e29f-6+deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |