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Wireshark CVE-2025-13499

MEDIUM
Access of Uninitialized Pointer (CWE-824)
2025-11-21 cve@gitlab.com
Denial Of Service Memory Corruption Wireshark
5.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
CWE-824
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Uninitialized pointer prevention
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

CVSS score of 7.8 (HIGH). Attack characteristics: local attack vector, low complexity, no privileges required, user interaction required. EPSS exploitation probability: 0.02%.
Exploit ScenarioDerived

Successful exploitation could compromise the high-severity affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
Patch available 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 allows denial of service. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified under CWE-824. Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 allows denial of service Affected products include: Wireshark.

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  • Exploit and PoC references, threat intelligence from 22 sources
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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SUSE 7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Red Hat 7.3 HIGH

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

4
Severity Changed
Oct 19, 2026 - 13:23 NVD
HIGH MEDIUM
CVSS changed
Oct 19, 2026 - 13:23 NVD
7.8 (HIGH) 5.5 (MEDIUM)
Patch released
Apr 05, 2026 - 02:30 nvd
Patch available
CVE Published
Nov 21, 2025 - 06:15 nvd
HIGH 7.8

DescriptionNVD

Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 allows denial of service

Executive ViewAI

Why It Matters

Organizations using Kafka dissector crash in Wireshark 4.6.0 and 4.4.0 to 4.4.10 face notable risk from CVE-2025-13499 rated CVSS 7.8. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High
Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score
0.0%
Top 94% exploitable
Data Quality
4 sources
Confidence: Medium
NVD CVE.org EPSS Vendor

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available Yes
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
High

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Memory Corruption HIGH

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
cpe:2.3:a:wireshark:wireshark:4.6.0:-:*:*:*:*:*:*

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5.0 Jun 09

The dissect_capwap_data function in epan/dissectors/packet-capwap.c in the CAPWAP dissector in Wireshark 1.6.x before 1.
CVE-2018-6836 CRITICAL POC
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CVE-2014-4174 CRITICAL POC
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wiretap/libpcap.c in the libpcap file parser in Wireshark 1.10.x before 1.10.4 allows remote attackers to execute arbitr
CVE-2017-9353 HIGH POC
7.5 Jun 02

In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash. Rated high severity (CVSS 7.5), this vulnerability is remot
CVE-2017-17085 HIGH POC
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In Wireshark 2.4.0 to 2.4.2 and 2.2.0 to 2.2.10, the CIP Safety dissector could crash. Rated high severity (CVSS 7.5), t
CVE-2017-9347 HIGH POC
7.5 Jun 02

In Wireshark 2.2.0 to 2.2.6, the ROS dissector could crash with a NULL pointer dereference. Rated high severity (CVSS 7.
CVE-2025-5601 HIGH POC
7.8 Jun 04

A denial of service vulnerability in Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 (CVSS 7.8)

CVE-2023-4513 HIGH POC
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BT SDP dissector memory leak in Wireshark 4.0.0 to 4.0.7 and 3.6.0 to 3.6.15 allows denial of service via packet injecti
CVE-2023-4512 HIGH POC
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CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file.

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GDSDB infinite loop in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via packet injection or cra
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RPCoRDMA dissector crash in Wireshark 4.0.0 to 4.0.4 and 3.6.0 to 3.6.12 allows denial of service via packet injection o

Same weakness CWE-824 – Access of Uninitialized Pointer

View all
CVE-2015-1770 HIGH
8.8
CVE-2016-4343 HIGH POC
8.8
CVE-2018-19857 CRITICAL POC
9.1
CVE-2020-25573 CRITICAL POC
9.8
CVE-2018-11743 CRITICAL POC
9.8
CVE-2018-9948 MEDIUM POC
6.5
CVE-2018-3842 HIGH POC
8.8
CVE-2026-67281 HIGH POC
8.7

Same technique Denial Of Service

View all
CVE-2015-5119 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2011-0611 HIGH POC
8.8
CVE-2012-1889 HIGH POC
8.8
CVE-2012-0507 CRITICAL POC
9.8
CVE-2014-1761 HIGH POC
7.8
CVE-2015-5122 CRITICAL POC
9.8
CVE-2011-0609 HIGH POC
7.8

Vendor StatusVendor

SUSE

Severity: High
Product Status
Container suse/sl-micro/6.0/baremetal-os-container:latest Container suse/sl-micro/6.0/base-os-container:latest Container suse/sl-micro/6.0/kvm-os-container:latest Container suse/sl-micro/6.0/rt-os-container:latest Container suse/sl-micro/6.0/toolbox:latest Container suse/sl-micro/6.1/baremetal-os-container:2.2.1-7.2 Container suse/sl-micro/6.1/base-os-container:2.2.1-5.27 Container suse/sl-micro/6.1/kvm-os-container:2.2.1-5.29 Container suse/sl-micro/6.1/rt-os-container:2.2.1-5.14 Affected
Image SL-Micro Image SL-Micro-Azure Image SL-Micro-BYOS-Azure Image SL-Micro-BYOS-EC2 Image SL-Micro-BYOS-GCE Image SL-Micro-Base Image SL-Micro-Base-RT Image SL-Micro-Base-RT-SelfInstall Image SL-Micro-Base-RT-encrypted Image SL-Micro-Base-SelfInstall Image SL-Micro-Base-encrypted Image SL-Micro-Base-qcow Image SL-Micro-Default Image SL-Micro-Default-SelfInstall Image SL-Micro-Default-encrypted Image SL-Micro-Default-qcow Image SL-Micro-EC2 Image SLE-Micro Image SLE-Micro-Azure Image SLE-Micro-BYOS Image SLE-Micro-BYOS-Azure Image SLE-Micro-BYOS-EC2 Image SLE-Micro-BYOS-GCE Image SLE-Micro-EC2 Image SLE-Micro-GCE Image SUSE-Multi-Linux-Manager-Proxy-BYOS-Azure Image SUSE-Multi-Linux-Manager-Proxy-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Proxy-BYOS-GCE Image SUSE-Multi-Linux-Manager-Server-Azure-llc Image SUSE-Multi-Linux-Manager-Server-Azure-ltd Image SUSE-Multi-Linux-Manager-Server-BYOS-Azure Image SUSE-Multi-Linux-Manager-Server-BYOS-EC2 Image SUSE-Multi-Linux-Manager-Server-BYOS-GCE Image SUSE-Multi-Linux-Manager-Server-EC2-llc Image SUSE-Multi-Linux-Manager-Server-EC2-ltd Affected
Image SLES15-SP4-SAP-Azure-LI-BYOS Image SLES15-SP4-SAP-Azure-LI-BYOS-Production Image SLES15-SP4-SAP-Azure-VLI-BYOS Image SLES15-SP4-SAP-Azure-VLI-BYOS-Production Affected
Image SLES15-SP6-SAP-Azure-LI-BYOS Image SLES15-SP6-SAP-Azure-LI-BYOS-Production Image SLES15-SP6-SAP-Azure-VLI-BYOS Image SLES15-SP6-SAP-Azure-VLI-BYOS-Production Image SLES15-SP7-SAP-Azure-LI-BYOS-Production Image SLES15-SP7-SAP-Azure-VLI-BYOS-Production Affected
Image SLES15-SP7-SAP-EC2 Affected

References

Advisories & patches
ADVISORY https://access.redhat.com/errata/RHSA-2025:23083 ADVISORY https://access.redhat.com/errata/RHSA-2025:23142 ADVISORY https://access.redhat.com/errata/RHSA-2026:0432 ADVISORY https://access.redhat.com/errata/RHSA-2026:0433 ADVISORY https://access.redhat.com/errata/RHSA-2026:0452 ADVISORY https://access.redhat.com/errata/RHSA-2026:0454 ADVISORY https://access.redhat.com/errata/RHSA-2026:0483 ADVISORY https://gitlab.com/wireshark/wireshark/-/issues/20823 ADVISORY https://www.suse.com/support/update/SUSE-SU-2025:4413/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2025:4440/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:1169/ ADVISORY https://www.suse.com/support/update/SUSE-SU-2026:20222/ ADVISORY https://www.wireshark.org/security/wnpa-sec-2025-06.html

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