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Vulnerability Assessment

Weakness
CWE
CWE-824
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 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.6% exploitation probability (EPSS)

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AnalysisAI

When IPsec is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, 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. When IPsec is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Advanced Web Application Firewall, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager.

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

Vendor (f5) PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from Vendor (f5) · only source for this CVE.

CVSS VectorVendor: f5

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

DescriptionCVE.org

When IPsec is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Threat Intelligence Overview

EPSS Score
0.6%
Top 56% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

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 HIGH
CISA KEV No
Public POC No
EPSS 0.6%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
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
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
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.

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.

Affected Products (CPE)CVE.org

cpe:2.3:a:f5:big-ip_access_policy_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_automation_toolchain:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_carrier-grade_nat:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_container_ingress_services:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_domain_name_system:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_edge_gateway:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_fraud_protection_service:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_ssl_orchestrator:17.1.0:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_webaccelerator:17.1.0:*:*:*:*:*:*:*
+ 1 more

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CVE-2021-23031 CRITICAL
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On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x

CVE-2021-22991 CRITICAL
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CVE-2021-22992 CRITICAL
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Same weakness CWE-824 – Access of Uninitialized Pointer

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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
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CVE-2026-67281 HIGH POC
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Same technique Information Disclosure

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CVE-2019-2725 CRITICAL POC
9.8
CVE-2021-34523 CRITICAL POC
9.0
CVE-2013-2251 CRITICAL POC
9.8
CVE-2017-5638 CRITICAL POC
9.8
CVE-2025-24813 CRITICAL POC
9.8
CVE-2025-68613 HIGH POC
8.8
CVE-2015-1701 HIGH POC
7.8
CVE-2017-0147 HIGH POC
7.5

References

Advisories & patches
ADVISORY https://my.f5.com/manage/s/article/K000138728

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