CVE-2023-25537
No known exploitation. EPSS puts it in the 7th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 7th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
5 events over 549 days, from the signal feeds we watch.
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- poweredge r740 firmwareHardware Firmware / bios-uefi
- poweredge r740xd firmwareHardware Firmware / bios-uefi
- poweredge r640 firmwareHardware Firmware / bios-uefi
- poweredge r940 firmwareHardware Firmware / bios-uefi
- poweredge r540 firmwareHardware Firmware / printer-peripheral
- poweredge r440 firmwareHardware Firmware / printer-peripheral
- poweredge t440 firmwareHardware Firmware / storage-nas
- poweredge xr2 firmwareHardware Firmware / storage-nas
- PowerEdge R740Hardware Firmware / storage-nas
- PowerEdge R740XDHardware Firmware / storage-nas
- PowerEdge R640Hardware Firmware / storage-nas
- PowerEdge R940Hardware Firmware / storage-nas
- PowerEdge R540Hardware Firmware / storage-nas
- PowerEdge R440Hardware Firmware / storage-nas
- PowerEdge T440Hardware Firmware / storage-nas
- PowerEdge XR2Hardware Firmware
And 45 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Scored 6.1 by NVD.
How it is reached
- Attack Vector LocalRequires local access to the vulnerable system (e.g. local login, malicious file)
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality NoneNo confidentiality impact
- Integrity LowData modification is possible but limited in scope or consequence
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
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