CVE-2020-8516 describes a behavior in the Tor daemon (versions through 0.4.1.8 and 0.4.2.x through 0.4.2.6) where it attempts to connect to rendezvous nodes without prior verification, potentially exposing circuit information. This vulnerability is rated Medium severity (CVSS 5.3), indicating a low attack complexity and no user interaction required, with a potential impact of limited confidentiality loss. Despite the Tor network team stating this is intended behavior, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.4.1.8CPE matchmatch criteria | cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:* | ||
>= 0.4.2.0, <= 0.4.2.6CPE matchmatch criteria | cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.