Wireshark up to 3.6.16/4.0.8 RTPS Dissector memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Wireshark up to 3.6.16/4.0.8. This impacts an unknown function of the component RTPS Dissector. Such manipulation leads to memory allocation. This vulnerability is documented as CVE-2023-5371. The attack needs to be performed locally. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Wireshark up to 3.6.16/4.0.8 (Packet Analyzer Software). It has been rated as problematic. Affected by this issue is an unknown code block of the component RTPS Dissector. The manipulation with an unknown input leads to a memory allocation vulnerability. Using CWE to declare the problem leads to CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. Impacted is availability. CVE summarizes:

RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file

The weakness was released 10/04/2023 as 19322. The advisory is shared for download at gitlab.com. This vulnerability is handled as CVE-2023-5371 since 10/04/2023. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 239766 (TencentOS Server 4: wireshark (TSSA-2024:0345)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 3.6.17 or 4.0.9 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (239766). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (GitLab Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 239766
Nessus Name: TencentOS Server 4: wireshark (TSSA-2024:0345)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Wireshark 3.6.17/4.0.9

Timelineinfo

10/04/2023 🔍
10/04/2023 +0 days 🔍
10/04/2023 +0 days 🔍
05/07/2026 +946 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: 19322
Status: Confirmed

CVE: CVE-2023-5371 (🔍)
GCVE (CVE): GCVE-0-2023-5371
GCVE (VulDB): GCVE-100-241316

Entryinfo

Created: 10/04/2023 19:30
Updated: 05/07/2026 10:43
Changes: 10/04/2023 19:30 (49), 08/29/2024 17:41 (27), 06/20/2025 11:30 (2), 05/07/2026 10:40 (2), 05/07/2026 10:43 (5)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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