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CVE-2023-2857

Quick assessment

Affected
Wireshark Foundation Wireshark
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Wireshark（前称Ethereal）是导线鲨鱼（Wireshark）团队的一套网络数据包分析软件。该软件的功能是截取网络数据包，并显示出详细的数据以供分析。 Wireshark 4.0.0 至 4.0.5、3.6.0 至 3.6.13版本存在安全漏洞，该漏洞源于允许通过精心制作的数据包，导致BLF文件解析器崩溃。

CVSS 5.3 · Medium EPSS 0.88% · P58

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2023-2857

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Wireshark 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wireshark（前称Ethereal）是导线鲨鱼（Wireshark）团队的一套网络数据包分析软件。该软件的功能是截取网络数据包，并显示出详细的数据以供分析。 Wireshark 4.0.0 至 4.0.5、3.6.0 至 3.6.13版本存在安全漏洞，该漏洞源于允许通过精心制作的数据包，导致BLF文件解析器崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Wireshark Foundation Wireshark >=4.0.0, <4.0.6 -

II. Public POCs for CVE-2023-2857

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III. Intelligence Information for CVE-2023-2857

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Vendor Advisories for CVE-2023-2857 (2)

Other References for CVE-2023-2857 (3)

Same Patch Batch · Wireshark Foundation · 2023-05-26 · 6 CVEs total

CVE-2023-2879 6.3 MEDIUM Wireshark 安全漏洞
CVE-2023-2858 5.3 MEDIUM Wireshark 缓冲区错误漏洞
CVE-2023-2856 5.3 MEDIUM Wireshark 缓冲区错误漏洞
CVE-2023-2855 5.3 MEDIUM Wireshark 缓冲区错误漏洞
CVE-2023-2854 5.3 MEDIUM Wireshark 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Wireshark
Same vendor: Wireshark Foundation

V. Comments for CVE-2023-2857

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