CVE-2022-28281 is a high-severity out-of-bounds write vulnerability affecting Mozilla Firefox, Firefox ESR, and Thunderbird versions prior to 99 and 91.8 respectively. A compromised content process could trigger memory corruption and a potentially exploitable crash by sending an excessive number of WebAuthN Extensions in a Register command. With a CVSS score of 8.8, this vulnerability is network-exploitable with low attack complexity, requiring user interaction, and could lead to high impacts on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 99.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
< 91.8CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* | ||
< 91.8CPE matchmatch criteria | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.