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Vulnerability Assessment

Weakness
CWE
CWE-788
ASVS 5.0
V15 - Secure Coding and Architecture Pointer bounds checking
Impact

CVSS score of 6.5 (MEDIUM). Attack characteristics: local attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived

Successful exploitation could compromise the medium-severity affected system.
This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAI

Dell PowerEdge Platform, 14G Intel BIOS version(s) prior to 2.22.x, contains an Access of Memory Location After End of Buffer vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is 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.

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Technical ContextAI · show details

This vulnerability is classified under CWE-788. Dell PowerEdge Platform, 14G Intel BIOS version(s) prior to 2.22.x, contains an Access of Memory Location After End of Buffer vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure. Affected products include: Dell Emc Xc Core Xcxr2 Firmware, Dell Emc Xc Core Xc940 System Firmware, Dell Emc Xc Core Xc740Xd2 Firmware, Dell Emc Xc Core Xc740Xd System Firmware, Dell Emc Xc Core Xc640 System Firmware. Version information: prior to 2.22..

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

NVD PRIMARY 6.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

Dell PowerEdge Platform, 14G Intel BIOS version(s) prior to 2.22.x, contains an Access of Memory Location After End of Buffer vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information disclosure.

Threat Intelligence Overview

EPSS Score
0.1%
Top 95% 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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.1%
Patch available No
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
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +32
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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)NVD

cpe:2.3:o:dell:emc_xc_core_xcxr2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_xc_core_xc940_system_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_xc_core_xc740xd2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_xc_core_xc740xd_system_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_xc_core_xc640_system_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_xc_core_6420_system_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_storage_nx3340_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_storage_nx3240_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_xe7440_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_xe7420_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_xe2420_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:dss_8440_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_c4140_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_mx840c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_mx740c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_m640_\(for_pe_vrtx\)_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_m640_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_fc640_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_c6420_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:poweredge_t640_firmware:*:*:*:*:*:*:*:*
+ 11 more

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Same weakness CWE-788 – Access of Memory Location After End of Buffer

View all
CVE-2021-32629 HIGH POC
8.8
CVE-2022-1451 HIGH POC
7.1
CVE-2021-27384 CRITICAL
9.8
CVE-2019-8280 CRITICAL
9.8
CVE-2019-8266 CRITICAL
9.8
CVE-2019-8265 CRITICAL
9.8
CVE-2019-8264 CRITICAL
9.8
CVE-2021-21105 HIGH
8.8

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://www.dell.com/support/kbdoc/en-us/000228137/dsa-2024-310-security-update-for-dell-poweredge-server-for-access-of-memory-location-after-end-of-buffer-vulnerability

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