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CVE-2017-0375

Published: 9 June 2017

The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the relay_send_end_cell_from_edge_ function via a malformed BEGIN cell.

Notes

AuthorNote
sbeattie
introduced in 0.3.0.1-alpha

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
tor
Launchpad, Ubuntu, Debian
upstream
Released (0.3.0.8)
precise Does not exist

trusty Not vulnerable
(introduced in 0.3.0.1-alpha)
xenial Not vulnerable
(introduced in 0.3.0.1-alpha)
yakkety Not vulnerable
(introduced in 0.3.0.1-alpha)
zesty Not vulnerable
(introduced in 0.3.0.1-alpha)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H