Wireshark up to 3.6.13/4.0.5 BLF File Parser 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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5.0$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Wireshark up to 3.6.13/4.0.5. The impacted element is an unknown function of the component BLF File Parser. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2023-2857. The attack is only possible with local access. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Wireshark up to 3.6.13/4.0.5 (Packet Analyzer Software). This affects some unknown processing of the component BLF File Parser. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file

The weakness was released 05/27/2023 as 19063. The advisory is shared at gitlab.com. This vulnerability is uniquely identified as CVE-2023-2857 since 05/24/2023. Neither technical details nor an exploit are 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 3.6.14 or 4.0.6 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (239766) and EUVD (EUVD-2023-34307). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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: Denial of service
CWE: 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 3.6.14/4.0.6

Timelineinfo

05/24/2023 🔍
05/27/2023 +3 days 🔍
05/27/2023 +0 days 🔍
05/07/2026 +1076 days 🔍

Sourcesinfo

Product: wireshark.org

Advisory: 19063
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2023-2857 (🔍)
GCVE (CVE): GCVE-0-2023-2857
GCVE (VulDB): GCVE-100-230061
EUVD: 🔍

Entryinfo

Created: 05/27/2023 08:19
Updated: 05/07/2026 10:48
Changes: 05/27/2023 08:19 (50), 06/21/2023 10:43 (11), 01/15/2025 20:39 (16), 06/20/2025 11:30 (2), 12/19/2025 03:33 (1), 05/07/2026 10:45 (2), 05/07/2026 10:48 (3)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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