Wireshark up to 2.6.1 DICOM Dissector packet-dcm.c memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Wireshark. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file epan/dissectors/packet-dcm.c of the component DICOM Dissector. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2018-14341. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Wireshark (Packet Analyzer Software) and classified as problematic. Affected by this issue is some unknown processing of the file epan/dissectors/packet-dcm.c of the component DICOM Dissector. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:

In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the DICOM dissector could go into a large or infinite loop. This was addressed in epan/dissectors/packet-dcm.c by preventing an offset overflow.

The bug was discovered 07/18/2018. The weakness was released 07/19/2018 as Bug 14742 as confirmed bug report (Bugzilla). The advisory is available at bugs.wireshark.org. This vulnerability is handled as CVE-2018-14341 since 07/17/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 111392 (Debian DLA-1451-1 : wireshark security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks 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 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111392) and SecurityFocus (BID 104847†). Entries connected to this vulnerability are available at VDB-121944, VDB-121945, VDB-121947 and VDB-121948. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 111392
Nessus Name: Debian DLA-1451-1 : wireshark security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: 2e716c32be6aa20e1813b0002878853e71f8b2f4

Timelineinfo

07/17/2018 🔍
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 🔍
07/29/2018 +10 days 🔍
07/30/2018 +1 days 🔍
04/18/2023 +1723 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: Bug 14742
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14341 (🔍)
GCVE (CVE): GCVE-0-2018-14341
GCVE (VulDB): GCVE-100-121946
SecurityFocus: 104847 - Wireshark Multiple Denial of Service Vulnerabilities
SecurityTracker: 1041608

See also: 🔍

Entryinfo

Created: 07/19/2018 09:48
Updated: 04/18/2023 14:33
Changes: 07/19/2018 09:48 (76), 03/08/2020 15:28 (5), 04/18/2023 14:33 (6)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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