Upstream information

CVE-2017-8823 at MITRE

Description

In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, there is a use-after-free in onion service v2 during intro-point expiration because the expiring list is mismanaged in certain error cases, aka TROVE-2017-013.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	6.8
Vector	AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector	Network
Access Complexity	Medium
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	Partial

CVSS v3 Scores
	National Vulnerability Database
Base Score	8.1
Vector	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector	Network
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	High
Integrity Impact	High
Availability Impact	High
CVSSv3 Version	3

SUSE Bugzilla entry: 1070849 [RESOLVED / FIXED]

SUSE Security Advisories:

openSUSE-SU-2017:3201-1 openSUSE-SU-2017:3203-1

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub 12	`tor >= 0.3.1.9-8.1`	Patchnames: openSUSE-2017-1336
openSUSE Tumbleweed	`tor >= 0.4.6.7-2.2`	Patchnames: openSUSE-Tumbleweed-2024-11469

SUSE Timeline for this CVE

CVE page created: Fri Dec 1 21:18:22 2017
CVE page last modified: Tue Sep 3 18:49:01 2024