CVE-2011-1924 describes a buffer overflow vulnerability in the policy_summarize function of Tor versions prior to 0.2.1.30. This flaw allows remote attackers to trigger a denial of service by crafting a policy that creates an excessively long port list, leading to a directory authority crash. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, but only impacting availability. There is no evidence of active exploitation, and no public exploit code is available, though it has garnered significant community discussion with 10 mentions.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.2.1.29CPE matchmatch criteria | cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:* | ||
0.0.2CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:* | ||
0.0.2_pre13CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.2_pre13:*:*:*:*:*:*:* | ||
0.0.2_pre14CPE matchmatch criteria | cpe:2.3:a:tor:tor:0.0.2_pre14:*:*:*:*:*:*:* | ||
0.0.2_pre15CPE matchmatch criteria | cpe:2.3:a:tor: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.