CVE-2012-5573 describes a denial-of-service vulnerability in Tor versions prior to 0.2.3.25. An attacker can exploit a flaw in the connection_edge_process_relay_cell function by sending unexpected SENDME cells, leading to memory exhaustion or excessive cell reception rates, and bypassing flow-control. Rated with a CVSS score of 5.0 (medium severity), this vulnerability has a low attack complexity and requires no authentication, but only impacts availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.2.3.24CPE matchmatch criteria | cpe:2.3:a:torproject:tor:*:rc:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:torproject:tor:0.0.2:*:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:torproject:tor:0.0.2:pre13:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:torproject:tor:0.0.2:pre14:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:torproject:tor:0.0.2:pre15:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
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.