Vulnerability CVE-2010-4168
Published: 2010-11-17   Modified: 2012-02-13

Description:
Multiple use-after-free vulnerabilities in OpenTTD 1.0.x before 1.0.5 allow (1) remote attackers to cause a denial of service (invalid write and daemon crash) by abruptly disconnecting during transmission of the map from the server, related to network/network_server.cpp; (2) remote attackers to cause a denial of service (invalid read and daemon crash) by abruptly disconnecting, related to network/network_server.cpp; and (3) remote servers to cause a denial of service (invalid read and application crash) by forcing a disconnection during the join process, related to network/network.cpp.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
OpenTTD Client Disconnection Handling Use-after-free Vulnerability
Vulnerability re...
25.11.2010

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Openttd -> Openttd 

 References:
http://security.openttd.org/en/patch/28.patch
http://security.openttd.org/en/CVE-2010-4168
http://www.vupen.com/english/advisories/2010/3199
http://www.vupen.com/english/advisories/2010/2985
http://www.securityfocus.com/bid/44844
http://vcs.openttd.org/svn/changeset/21182
http://secunia.com/advisories/42578
http://marc.info/?l=oss-security&m=128984298802678&w=2
http://marc.info/?l=oss-security&m=128975491407670&w=2
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052193.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052187.html
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