Wireshark up to 2.6.0 LTP Dissector epan/tvbuff.c Negative Length resource management

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

Summaryinfo

A vulnerability categorized as problematic has been discovered in Wireshark. Affected is an unknown function of the file epan/tvbuff.c of the component LTP Dissector. Executing a manipulation as part of Negative Length can lead to resource management. The identification of this vulnerability is CVE-2018-11357. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Wireshark (Packet Analyzer Software) and classified as problematic. This vulnerability affects an unknown functionality of the file epan/tvbuff.c of the component LTP Dissector. The manipulation as part of a Negative Length leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

In Wireshark 2.6.0, 2.4.0 to 2.4.6, and 2.2.0 to 2.2.14, the LTP dissector and other dissectors could consume excessive memory. This was addressed in epan/tvbuff.c by rejecting negative lengths.

The bug was discovered 05/22/2018. The weakness was shared 05/22/2018 as Bug 14678 as confirmed bug report (Bugzilla). The advisory is shared for download at bugs.wireshark.org. This vulnerability was named CVE-2018-11357 since 05/21/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 110177 (openSUSE Security Update : wireshark (openSUSE-2018-520)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171605 (SUSE Enterprise Linux Security Update for wireshark (SUSE-SU-2018:2891-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (110177) and SecurityFocus (BID 104308†). The entries VDB-111209, VDB-118081, VDB-118082 and VDB-118083 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / 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: 110177
Nessus Name: openSUSE Security Update : wireshark (openSUSE-2018-520)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64946
OpenVAS Name: Fedora Update for wireshark FEDORA-2018-3dfee621af
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Patch: ab8a33ef083b9732c89117747a83a905a676faf6

Timelineinfo

05/21/2018 🔍
05/22/2018 +0 days 🔍
05/22/2018 +0 days 🔍
05/22/2018 +0 days 🔍
05/22/2018 +0 days 🔍
05/23/2018 +1 days 🔍
05/25/2018 +2 days 🔍
05/29/2018 +4 days 🔍
03/14/2023 +1750 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: Bug 14678
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-11357 (🔍)
GCVE (CVE): GCVE-0-2018-11357
GCVE (VulDB): GCVE-100-118084
SecurityFocus: 104308 - Wireshark Multiple Denial of Service Vulnerabilities
SecurityTracker: 1041036

See also: 🔍

Entryinfo

Created: 05/23/2018 08:52
Updated: 03/14/2023 16:34
Changes: 05/23/2018 08:52 (77), 02/08/2020 06:34 (6), 03/14/2023 16:34 (6)
Complete: 🔍
Cache ID: 216::103

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