CVE-2020-35512 is a use-after-free vulnerability affecting D-Bus development branches up to 1.13.16, stable branch 1.12.x up to 1.12.18, and older branches up to 1.10.30. This flaw occurs when multiple usernames share the same UID and policy rules reference these usernames, leading to memory being freed while still in use, potentially causing crashes or undefined behavior. With a CVSS score of 7.8 (High), it has a local attack vector, low attack complexity, and high impacts on confidentiality, integrity, and availability. There is currently no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.12.20CPE matchmatch criteria | cpe:2.3:a:freedesktop:dbus:1.12.20:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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 0.0 Security Researcher mentions.