Wireshark up to 2.2.6 Bazaar Dissector packet-bzr.c infinite loop

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

Summaryinfo

A vulnerability marked as problematic has been reported in Wireshark. Affected is an unknown function of the file epan/dissectors/packet-bzr.c of the component Bazaar Dissector. The manipulation leads to denial of service. This vulnerability is listed as CVE-2017-9352. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Wireshark (Packet Analyzer Software) and classified as problematic. This issue affects an unknown code of the file epan/dissectors/packet-bzr.c of the component Bazaar Dissector. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-835. The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. Impacted is availability. The summary by CVE is:

In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the Bazaar dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-bzr.c by ensuring that backwards parsing cannot occur.

The bug was discovered 06/01/2017. The weakness was presented 06/02/2017 (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2017-9352. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 100670 (Wireshark 2.0.x < 2.0.13 / 2.2.x < 2.2.7 Multiple DoS (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370421 (Wireshark Multiple Vulnerabilities (wnpa-sec-2017-22 to wnpa-sec-2017-33)).

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

The vulnerability is also documented in the databases at Tenable (100670) and SecurityFocus (BID 98804†). See VDB-101894, VDB-101895, VDB-101896 and VDB-101897 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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

NVD Base Score: 🔍

Exploitinginfo

Class: Infinite loop
CWE: CWE-835 / 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: 100670
Nessus Name: Wireshark 2.0.x < 2.0.13 / 2.2.x < 2.2.7 Multiple DoS (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802978
OpenVAS Name: Wireshark Multiple Denial-of-Service Vulnerabilities-01 June17 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: 8c5e0cee278ff0678b0ebf4b9c2a614974b4029a

Timelineinfo

06/01/2017 🔍
06/01/2017 +17084 days 🔍
06/01/2017 +0 days 🔍
06/01/2017 +0 days 🔍
06/02/2017 +1 days 🔍
06/02/2017 +0 days 🔍
06/02/2017 +0 days 🔍
06/07/2017 +5 days 🔍
12/07/2022 +2009 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: securityfocus.com⛔
Researcher: Jakub Zawadzki
Status: Not defined

CVE: CVE-2017-9352 (🔍)
GCVE (CVE): GCVE-0-2017-9352
GCVE (VulDB): GCVE-100-101903

OVAL: 🔍

SecurityFocus: 98804 - Wireshark 'epan/dissectors/packet-bzr.c' Denial of Service Vulnerability
SecurityTracker: 1038612

See also: 🔍

Entryinfo

Created: 06/02/2017 14:36
Updated: 12/07/2022 14:57
Changes: 06/02/2017 14:36 (74), 10/15/2019 10:37 (4), 10/04/2020 11:15 (1), 12/26/2020 08:16 (3), 12/07/2022 14:57 (4)
Complete: 🔍
Cache ID: 216::103

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