National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-0490 Detail

Current Description

Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha makes calls to Libevent within Libevent log handlers, which might allow remote attackers to cause a denial of service (daemon crash) via vectors that trigger certain log messages.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Partial
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://archives.seul.org/or/announce/Jan-2011/msg00000.html Patch
http://blog.torproject.org/blog/tor-02129-released-security-patches Patch Vendor Advisory
http://www.securityfocus.com/bid/45953
https://exchange.xforce.ibmcloud.com/vulnerabilities/64889
https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog Patch
https://trac.torproject.org/projects/tor/ticket/2190

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/a:tor:tor:0.0.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre13
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre14
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre15
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre16
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre17
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre18
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre19
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre20
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre21
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre22
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre23
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre24
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre25
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre26
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.2_pre27
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.3
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.4
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.5
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.6
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.6.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.6.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.7
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.7.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.7.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.7.3
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.8
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.8.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.3
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.4
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.5
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.6
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.7
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.8
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.9
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.0.9.10
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.3
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.4
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.5
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.6
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.7
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.8
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.9
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.10
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.11
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.12
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.13
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.14
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.15
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.16
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.0.17
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.1
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.1:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.2:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.3
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.3:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.4
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.4:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.5
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.5:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.6
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.6:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.7
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.7:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.8
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.8:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.9
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.9:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.10
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.10:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.11
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.12
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.13
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.14
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.15
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.16
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.17
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.18
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.19
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.20
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.21
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.22
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.23
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.25
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.1.26
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.1:alpha-cvs
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.2
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.3:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.4
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.5
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.5:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.6:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.7:alpha
     Show Matching CPE(s)
 cpe:/a:tor:tor:0.1.2.8:beta
     Show Matching CPE(s)

Showing 100 of 207 CPEs, view all CPEs here.

Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-0490
NVD Published Date:
01/19/2011
NVD Last Modified:
08/16/2017