Wireshark up to 1.12.6 OpenFlow Dissector packet-openflow_v5.c dissect_openflow_tablemod_v5 denial of service : 8/25/2015 5:08:20 AM

Group Chat & IM for Teams Communicate with co-workers in real time. Used by Netflix, Dropbox & Salesforce. $0/unlimited users. Get started >> From our sponsors

 

 

Vulnerability Advisories

Vulnerabilities of scip VulDB

Wireshark up to 1.12.6 OpenFlow Dissector packet-openflow_v5.c dissect_openflow_tablemod_v5 denial of service
8/23/2015 7:00:00 PM

General

scipID: 77424
Affected: Wireshark up to 1.12.6
Published: 08/24/2015
Risk: problematic

Created: 08/25/2015
Entry: 66.3% complete

Summary

A vulnerability was found in Wireshark up to 1.12.6. It has been classified as problematic. Affected is the function dissect_openflow_tablemod_v5 of the file epan/dissectors/packet-openflow_v5.c of the component OpenFlow Dissector. The manipulation with an unknown input leads to a denial of service vulnerability. This is going to have an impact on availability. CVE summarizes:

The dissect_openflow_tablemod_v5 function in epan/dissectors/packet-openflow_v5.c in the OpenFlow dissector in Wireshark 1.12.x before 1.12.7 does not validate a certain offset value, which allows remote attackers to cause a denial of service (infinite loop) via a crafted packet.

The weakness was shared 08/24/2015. This vulnerability is traded as CVE-2015-6247. It is possible to launch the attack remotely. There are known technical details, but no exploit is available.

Upgrading to version 1.12.7 eliminates this vulnerability.

CVSS

Base Score: 3.5 (CVSS2#AV:N/AC:M/Au:S/C:N/I:N/A:P) [?]
Temp Score: 3.0 (CVSS2#E:ND/RL:OF/RC:ND) [?]

CPE

• cpe:/a:wireshark:wireshark:1.12.0
• cpe:/a:wireshark:wireshark:1.12.1
• cpe:/a:wireshark:wireshark:1.12.2
• cpe:/a:wireshark:wireshark:1.12.3
• cpe:/a:wireshark:wireshark:1.12.4
• cpe:/a:wireshark:wireshark:1.12.5
• cpe:/a:wireshark:wireshark:1.12.6

Exploiting

Class: Denial of service
Local: No
Remote: Yes

Availability: No

Countermeasures

Recommended: Upgrade
Status: Official fix
0-Day Time: 0 days since found

Upgrade: Wireshark 1.12.7

Timeline

08/24/2015 | Advisory disclosed
08/25/2015 | VulDB entry created
08/25/2015 | VulDB entry updated

Sources

CVE: CVE-2015-6247 (mitre.org) (nvd.nist.org) (cvedetails.com)

 

You are receiving this email because you subscribed to this feed at feedmyinbox.com

If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions