CVE-2023-25537

Name: CVE-2023-25537
Creator: NVD / NIST
Published: 2023-05-22T11:15:09.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.18%

Last modified Jun 17, 2026

CVE-2023-25537 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Dell PowerEdge 14G server BIOS versions prior to 2.18.1 and Dell Precision BIOS versions prior to 2.18.2, contain an Out of Bounds write vulnerability. A local attacker with low privileges could potentially exploit this vulnerability leading to exposure of some SMRAM stack/data/code in System Management Mode, leading to arbitrary code execution or escalation of privilege. . EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Dell PowerEdge 14G server BIOS versions prior to 2.18.1 and Dell Precision BIOS versions prior to 2.18.2, contain an Out of Bounds write vulnerability. A local attacker with low privileges could potentially exploit this vulnerability leading to exposure of some SMRAM stack/data/code in System Management Mode, leading to arbitrary code execution or escalation of privilege.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.18%

7.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Dell	Poweredge R740 Firmware	< 2.18.1
Dell	Poweredge R740xd Firmware	< 2.18.1
Dell	Poweredge R640 Firmware	< 2.18.1
Dell	Poweredge R940 Firmware	< 2.18.1
Dell	Poweredge R540 Firmware	< 2.18.1
Dell	Poweredge R440 Firmware	< 2.18.1
Dell	Poweredge T440 Firmware	< 2.18.1
Dell	Poweredge Xr2 Firmware	< 2.18.1
Dell	Poweredge R740xd2 Firmware	< 2.18.1
Dell	Poweredge R840 Firmware	< 2.18.1
Dell	Poweredge R940xa Firmware	< 2.18.1
Dell	Poweredge T640 Firmware	< 2.18.1
Dell	Poweredge C6420 Firmware	< 2.18.1
Dell	Poweredge Fc640 Firmware	< 2.18.1
Dell	Poweredge M640 Firmware	< 2.18.1
Dell	Poweredge Mx740c Firmware	< 2.18.1
Dell	Poweredge Mx840c Firmware	< 2.18.1
Dell	Poweredge C4140 Firmware	< 2.18.1
Dell	Dss 8440 Firmware	< 2.18.1
Dell	Poweredge Xe2420 Firmware	< 2.18.1
Dell	Poweredge Xe7420 Firmware	< 2.18.1
Dell	Poweredge Xe7440 Firmware	< 2.18.1
Dell	Emc Storage Nx3240 Firmware	< 2.18.1
Dell	Emc Storage Nx3340 Firmware	< 2.18.1
Dell	Emc Xc Core 6420 Firmware	< 2.18.1
Dell	Emc Xc Core Xc640 Firmware	< 2.18.1
Dell	Emc Xc Core Xc740xd Firmware	< 2.18.1
Dell	Emc Xc Core Xc740xd2 Firmware	< 2.18.1
Dell	Emc Xc Core Xc940 Firmware	< 2.18.1
Dell	Emc Xc Core Xcxr2 Firmware	< 2.18.1

References

Timeline

Published: May 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-25537?

How severe is CVE-2023-25537?

CVE-2023-25537 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.

How do I fix CVE-2023-25537?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-25537?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST