Wireshark up to 2.6.1 CoAP Protocol Dissector packet-coap.c Packet data processing

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Wireshark up to 2.6.1. Impacted is an unknown function of the file epan/dissectors/packet-coap.c of the component CoAP Protocol Dissector. This manipulation as part of Packet causes data processing. This vulnerability is handled as CVE-2018-14367. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Wireshark up to 2.6.1 (Packet Analyzer Software). Affected by this vulnerability is an unknown code of the file epan/dissectors/packet-coap.c of the component CoAP Protocol Dissector. The manipulation as part of a Packet leads to a data processing vulnerability. The CWE definition for the vulnerability is CWE-19. As an impact it is known to affect availability. The summary by CVE is:

In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.

The bug was discovered 07/18/2018. The weakness was released 07/19/2018 as Bug 14966 as confirmed bug report (Bugzilla). It is possible to read the advisory at bugs.wireshark.org. This vulnerability is known as CVE-2018-14367 since 07/17/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 111387 (Wireshark 2.2.x < 2.2.16 / 2.4.x < 2.4.8 / 2.6.x < 2.6.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277436 (Fedora Security Update for wireshark (FEDORA-2018-9ef52861b5)).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111387) and SecurityFocus (BID 104847†). Entries connected to this vulnerability are available at VDB-121944, VDB-121945, VDB-121946 and VDB-121947. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Data processing
CWE: CWE-19
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 111387
Nessus Name: Wireshark 2.2.x < 2.2.16 / 2.4.x < 2.4.8 / 2.6.x < 2.6.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Patch: 81ce5fcb3e37a0aaeb7532f7a2a09366f16fa310

Timelineinfo

07/17/2018 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
07/19/2018 +1 days 🔍
07/19/2018 +0 days 🔍
07/27/2018 +8 days 🔍
04/18/2023 +1726 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: Bug 14966
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14367 (🔍)
GCVE (CVE): GCVE-0-2018-14367
GCVE (VulDB): GCVE-100-121951
SecurityFocus: 104847 - Wireshark Multiple Denial of Service Vulnerabilities
SecurityTracker: 1041608

See also: 🔍

Entryinfo

Created: 07/19/2018 09:49
Updated: 04/18/2023 14:44
Changes: 07/19/2018 09:49 (75), 03/08/2020 15:39 (5), 04/18/2023 14:44 (6)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!