CVE-2023-3648

Wireshark 3.6.0 – 3.6.14

Published

14 July 2023

Modified

03 November 2025

Patch / advisory

View advisory

CVSS Score v3.1 5.3

Click a component to see what it means

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

EPSS Score 0.0025 15th percentile

Risk Priority 41 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2023-3648 is a medium-severity Mismatched Memory Management Routines (CWE-762) vulnerability in Wireshark Wireshark. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Security Account Manager (T1003.002); ranked at the 15th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-44292

Vulnerability Data

Kafka dissector crash in Wireshark 4.0.0 to 4.0.6 and 3.6.0 to 3.6.14 allows denial of service via packet injection or crafted capture file

CWE(s): CWE-762 NVD-CWE-Other

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003.002 Security Account Manager Credential Access

Adversaries may attempt to extract credential material from the Security Account Manager (SAM) database either through in-memory techniques or through the Windows Registry where the SAM database is stored.

attack.mitre.org →

T1003.004 LSA Secrets Credential Access

Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different credential materials, such as credentials for service accounts.

attack.mitre.org →

T1003.007 Proc Filesystem Credential Access

Adversaries may gather credentials from the proc filesystem or `/proc`.

attack.mitre.org →

T1014 Rootkit Stealth

Adversaries may use rootkits to hide the presence of programs, files, network connections, services, drivers, and other system components.

attack.mitre.org →

T1018 Remote System Discovery Discovery

Adversaries may attempt to get a listing of other systems by IP address, hostname, or other logical identifier on a network that may be used for Lateral Movement from the current system.

attack.mitre.org →

T1020 Automated Exfiltration Exfiltration

Adversaries may exfiltrate data, such as sensitive documents, through the use of automated processing after being gathered during Collection.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

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Affected Assets

wireshark

3.6.0 — 3.6.14 · 4.0.0 — 4.0.6

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 partial match

blocks

Secure SDLC practices directly prevent mismatched alloc/free via code review and static analysis, but fixing this single CWE only partially fulfills the broad control.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.7.4 Physical security monitoring partial match

removes

A.7.8 Equipment siting and protection partial match

removes

A.8.25 Secure development life cycle partial match

blocks

Secure development lifecycle mandates consistent allocation/deallocation patterns that prevent mismatched memory routines.

A.8.26 Application security requirements partial match

removes

A.8.27 Secure system architecture and engineering principles partial match

removes

A.8.28 Secure coding partial match