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Vulnerability Assessment

Weakness
CWE
CWE-791
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input filtering completeness
Impact

CVSS score of 8.6 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
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 1.8% exploitation probability (EPSS)

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AnalysisAI

A permissive list of allowed inputs flaw was found in DPDK. Rated high severity (CVSS 8.6), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and 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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-791. A permissive list of allowed inputs flaw was found in DPDK. This issue allows a remote attacker to cause a denial of service triggered by sending a crafted Vhost header to DPDK. Affected products include: Dpdk Data Plane Development Kit, Fedoraproject Fedora, Debian Debian Linux, Redhat Enterprise Linux Fast Datapath, Redhat Openshift Container Platform.

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

NVD PRIMARY 8.6 HIGH
AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

A permissive list of allowed inputs flaw was found in DPDK. This issue allows a remote attacker to cause a denial of service triggered by sending a crafted Vhost header to DPDK.

Threat Intelligence Overview

EPSS Score
1.8%
Top 24% exploitable
Exploit
POC
Public exploit code exists
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 Yes
EPSS 1.8%
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
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

65
Low Medium High Critical
KEV: 0
EPSS: +2
CVSS: +43
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:8.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:9.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack_platform:13.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

More in Dpdk

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CVE-2026-86567 HIGH
8.8 Oct 14

A use-after-unmap in DPDK's vhost library gives a local attacker who controls a VDUSE (vDPA Device in USErspace) backend
CVE-2026-86848 HIGH
8.8 Oct 14

Guest-to-host out-of-bounds access in DPDK's vhost-crypto backend lets a low-privileged guest VM that is already attache
CVE-2020-14374 HIGH
8.8 Sep 30

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Rated high severity (CVSS 8.8), this vulnerabil
CVE-2026-86562 HIGH
7.8 Oct 14

Heap buffer overflow in DPDK's lib/vhost VDUSE control-queue handler allows a local, low-privileged (authenticated) acto
CVE-2026-86563 HIGH
7.8 Oct 14

A double-offset error in DPDK's vhost log-mapping calculation (lib/vhost) lets local attackers with low privileges (PR:L
CVE-2020-14376 HIGH
7.8 Sep 30

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Rated high severity (CVSS 7.8). This Buffer Cop
CVE-2020-14375 HIGH
7.8 Sep 30

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Rated high severity (CVSS 7.8).
CVE-2020-10725 HIGH
7.7 May 20

A flaw was found in DPDK version 19.11 and above that allows a malicious guest to cause a segmentation fault of the vhos
CVE-2019-14818 HIGH
7.5 Nov 14

A flaw was found in all dpdk version 17.x.x before 17.11.8, 16.x.x before 16.11.10, 18.x.x before 18.11.4 and 19.x.x bef
CVE-2020-14377 HIGH
7.1 Sep 30

A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. Rated high severity (CVSS 7.1), this vulnerabil
CVE-2020-10723 MEDIUM
6.7 May 19

A memory corruption issue was found in DPDK versions 17.05 and above. Rated medium severity (CVSS 6.7), this vulnerabili
CVE-2020-10722 MEDIUM
6.7 May 19

A vulnerability was found in DPDK versions 18.05 and above. Rated medium severity (CVSS 6.7), this vulnerability is low

Same weakness CWE-791 – Incomplete Filtering of Special Elements

View all
CVE-2026-86206 MEDIUM POC
6.9
CVE-2025-0324 CRITICAL
9.4
CVE-2025-2040 MEDIUM POC
5.3
CVE-2025-3841 MEDIUM POC
4.8
CVE-2024-47590 HIGH
8.8
CVE-2026-44232 HIGH
8.7
CVE-2024-39283 HIGH
8.5
CVE-2024-45481 HIGH
8.5

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

References

Advisories & patches
REF https://lists.debian.org/debian-lts-announce/2022/09/msg00000.html

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