CVE-2019-9494 describes a side-channel vulnerability in the SAE implementations of hostapd and wpa_supplicant, affecting versions up to and including 2.7. This flaw allows an attacker to exploit timing differences and cache access patterns to potentially recover full Wi-Fi passwords. With a CVSS score of 5.9 (Medium), the vulnerability has a network attack vector and high confidentiality impact, but requires high attack complexity. While not listed on CISA's KEV catalog, it has received some community and media attention, including a SecurityWeek article on "Dragonblood" flaws, though no public exploit code or active exploitation is reported.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.7CPE matchmatch criteria | cpe:2.3:a:w1.fi:hostapd:*:*:*:*:*:*:*:* | ||
<= 2.7CPE matchmatch criteria | cpe:2.3:a:w1.fi:wpa_supplicant:*:*:*:*:*:*:*:* | ||
28CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:* | ||
29CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:* | ||
30CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.