Wireshark up to 3.4.10/3.6.0 RFC 7468 Dissector denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

A vulnerability classified as problematic was found in Wireshark up to 3.4.10/3.6.0 (Packet Analyzer Software). This vulnerability affects an unknown code block of the component RFC 7468 Dissector. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The program does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 12/31/2021 as 17801. The advisory is shared for download at wireshark.org. This vulnerability was named CVE-2021-4182 since 12/27/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitLab Inc.): 🔒

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/27/2021 CVE reserved
12/31/2021 +4 days Advisory disclosed
12/31/2021 +0 days VulDB entry created
01/05/2022 +5 days VulDB last update

Sourcesinfo

Product: wireshark.org

Advisory: 17801
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2021-4182 (🔒)

Entryinfo

Created: 12/31/2021 04:40 AM
Updated: 01/05/2022 07:51 AM
Changes: 12/31/2021 04:40 AM (49), 01/05/2022 07:51 AM (1)
Complete: 🔍

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