CVE-2011-1956

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

06/06/2011

Last modified:

11/04/2025

Description

The bytes_repr_len function in Wireshark 1.4.5 uses an incorrect pointer argument, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via arbitrary TCP traffic.

Impact

Vector 2.0

AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0

4.30

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:wireshark:wireshark:1.4.5:::::::*

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

http://openwall.com/lists/oss-security/2011/05/31/19
http://openwall.com/lists/oss-security/2011/06/01/9
http://secunia.com/advisories/44449
http://www.wireshark.org/docs/relnotes/wireshark-1.4.6.html
http://www.wireshark.org/news/20110418.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5837
https://exchange.xforce.ibmcloud.com/vulnerabilities/67789
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14943
http://openwall.com/lists/oss-security/2011/05/31/19
http://openwall.com/lists/oss-security/2011/06/01/9
http://secunia.com/advisories/44449
http://www.wireshark.org/docs/relnotes/wireshark-1.4.6.html
http://www.wireshark.org/news/20110418.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5837
https://exchange.xforce.ibmcloud.com/vulnerabilities/67789
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14943