CVE-2011-1956
MEDIUM severity · CVSS 4.3
4.3CVSS MEDIUM
Summary
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 & exploitability
Attack vectorNetwork
Attack complexity—
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)6%
AV:N/AC:M/Au:N/C:N/I:N/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: http://www.wireshark.org/docs/relnotes/wireshark-1.4.6.html ↗
Additional information
- NVD record
- http://www.wireshark.org/docs/relnotes/wireshark-1.4.6.htmlPatch
- http://www.wireshark.org/news/20110418.htmlPatch
- http://secunia.com/advisories/44449
- 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/2011/05/31/19Exploit
- http://openwall.com/lists/oss-security/2011/06/01/9Exploit
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5837Exploit