Wireshark up to 1.12.0 MEGACO Dissector tvb_raw_text_add resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

A vulnerability classified as problematic was found in Wireshark up to 1.12.0 (Packet Analyzer Software). Affected by this vulnerability is the function tvb_raw_text_add of the component MEGACO Dissector. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. The summary by CVE is:

The tvb_raw_text_add function in epan/dissectors/packet-megaco.c in the MEGACO dissector in Wireshark 1.10.x before 1.10.10 and 1.12.x before 1.12.1 allows remote attackers to cause a denial of service (infinite loop) via an empty line.

The weakness was shared 09/16/2014 by Buildbot Builder as wnpa-sec-2014-13 as confirmed advisory (Website). It is possible to read the advisory at wireshark.org. This vulnerability is known as CVE-2014-6423 since 09/16/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 77732 (Wireshark 1.12.x < 1.12.1 Multiple DoS Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350280 (Amazon Linux Security Advisory for wireshark: ALAS-2014-446).

Upgrading to version 1.10.10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (96229) and Tenable (77732). The entries 67697, 67698, 67700 and 67701 are related to this item.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 77732
Nessus Name: Wireshark 1.12.x < 1.12.1 Multiple DoS Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 703049
OpenVAS Name: Debian Security Advisory DSA 3049-1 (wireshark - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Wireshark 1.10.10
Patch: 9112a099d7cc2cd924b7c667bf27f6e112b970c6

Timelineinfo

09/16/2014 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/16/2014 +0 days 🔍
09/17/2014 +1 days 🔍
09/20/2014 +3 days 🔍
09/22/2014 +2 days 🔍
09/29/2014 +7 days 🔍
10/16/2014 +17 days 🔍
10/22/2014 +6 days 🔍
02/21/2022 +2679 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: wnpa-sec-2014-13
Researcher: Buildbot Builder
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-6423 (🔍)
OVAL: 🔍
IAVM: 🔍

X-Force: 96229 - Wireshark MEGACO dissector denial of service, Medium Risk
SecurityTracker: 1031111 - Wireshark Multiple Dissector Bugs Let Remote Users Deny Service
Vulnerability Center: 46238 - Wireshark 1.10 before 1.10.10 and 1.12 before 1.12.1 Remote DoS via an Empty Line - CVE-2014-6423, Medium
SecurityFocus: 69860 - Wireshark MEGACO Dissector CVE-2014-6423 Remote Denial of Service Vulnerability
Secunia: 60578 - Debian update for wireshark, Moderately Critical

See also: 🔍

Entryinfo

Created: 09/29/2014 09:52
Updated: 02/21/2022 06:23
Changes: 09/29/2014 09:52 (89), 06/07/2017 09:00 (4), 02/21/2022 06:09 (4), 02/21/2022 06:23 (1)
Complete: 🔍

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