CVE-2016-5284 describes a vulnerability in Mozilla Firefox, Firefox ESR, and Thunderbird versions prior to 49.0 and 45.4 respectively, where incorrect expiration dates for Preloaded Public Key Pinning could allow man-in-the-middle (MitM) attacks. An attacker could exploit this by spoofing add-on updates using an X.509 certificate for addons.mozilla.org signed by any trusted Certification Authority. This vulnerability has a CVSS v3 score of 7.4 (HIGH), indicating a network-based attack with low complexity, requiring user interaction, and potentially leading to high confidentiality impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 48.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | ||
45.0CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0:*:*:*:*:*:*:* | ||
45.0.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0.1:*:*:*:*:*:*:* | ||
45.0.2CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.0.2:*:*:*:*:*:*:* | ||
45.1.1CPE matchmatch criteria | cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
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.