Wireshark up to 2.4.4 Dissector packet-s7comm.c resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Wireshark. Affected by this vulnerability is an unknown functionality of the file epan/dissectors/packet-s7comm.c of the component Dissector. Such manipulation leads to resource consumption. This vulnerability is uniquely identified as CVE-2018-7329. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Wireshark (Packet Analyzer Software). Affected by this issue is an unknown code block of the file epan/dissectors/packet-s7comm.c of the component Dissector. The manipulation with an unknown input leads to a resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

In Wireshark 2.4.0 to 2.4.4 and 2.2.0 to 2.2.12, epan/dissectors/packet-s7comm.c had an infinite loop that was addressed by correcting off-by-one errors.

The bug was discovered 02/22/2018. The weakness was disclosed 02/23/2018 (Website). The advisory is available at bugs.wireshark.org. This vulnerability is handled as CVE-2018-7329 since 02/22/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 107093 (Wireshark 2.2.x < 2.2.13 / 2.4.x < 2.4.5 Multiple DoS 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 371113 (F5 BIG-IP ASM and LTM Multiple Wireshark Vulnerabilities (K34035645)).

Upgrading 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 Tenable (107093) and SecurityFocus (BID 103158†). The entries VDB-113753, VDB-113754, VDB-113755 and VDB-113756 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Resource consumption
CWE: CWE-400 / CWE-404
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: 107093
Nessus Name: Wireshark 2.2.x < 2.2.13 / 2.4.x < 2.4.5 Multiple DoS Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 866192
OpenVAS Name: Wireshark Security Updates (wnpa-sec-2018-05 to -14) Mac OS X
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: d8a0cbc4f2979e0b1cadbe79f0b8b4ecb92477be

Timelineinfo

02/22/2018 🔍
02/22/2018 +0 days 🔍
02/23/2018 +1 days 🔍
02/23/2018 +0 days 🔍
02/23/2018 +0 days 🔍
02/23/2018 +0 days 🔍
02/24/2018 +1 days 🔍
03/01/2018 +5 days 🔍
02/10/2023 +1807 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: bugs.wireshark.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-7329 (🔍)
GCVE (CVE): GCVE-0-2018-7329
GCVE (VulDB): GCVE-100-113762
SecurityFocus: 103158 - Wireshark Multiple Denial of Service Vulnerabilities

See also: 🔍

Entryinfo

Created: 02/24/2018 09:42
Updated: 02/10/2023 07:07
Changes: 02/24/2018 09:42 (73), 01/08/2020 10:17 (6), 02/10/2023 07:07 (5)
Complete: 🔍
Cache ID: 216::103

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