CVE-2017-0376 describes a denial-of-service vulnerability affecting the hidden-service feature in Tor versions prior to 0.3.0.8, including specific Debian Linux distributions. An unauthenticated attacker can trigger an assertion failure and daemon exit by sending a crafted BEGIN_DIR cell on a rendezvous circuit. This vulnerability carries a CVSSv3 score of 7.5 (High), indicating a network-based attack with low complexity and high impact on availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.3.0.8CPE matchmatch criteria | cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.