Privilege escalation via BIOS heap buffer overflow
Published Sep 15, 2023 · Updated Sep 25, 2024
Heap-based buffer overflow in Dell PowerEdge BIOS allows local users with high privileges to corrupt memory and escalate privileges. Dell has not disclosed the affected BIOS routine, the untrusted input, or the operation that exceeds the heap buffer. Exploitation requires local high-privilege access and can affect memory confidentiality, integrity, and availability.
Summary
What happened
Heap-based buffer overflow in Dell PowerEdge BIOS allows local users with high privileges to corrupt memory and escalate privileges. Dell has not disclosed the affected BIOS routine, the untrusted input, or the operation that exceeds the heap buffer. Exploitation requires local high-privilege access and can affect memory confidentiality, integrity, and availability.
The record
- CVE
- CVE-2023-32461
- Published
- Sep 15, 2023
- Updated
- Sep 25, 2024
- Vendor
- Dell
- Product
- Dell PowerEdge
- Classifications
- CWE-122, T1068
- Attack vector
- local
- Privileges
- admin
Timeline
How it unfolded
- Sep 15, 2023CVE publishedPublication date reported by the CVE source.
- Sep 25, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
Compare your product and version with the public record. A matching version still requires validation against your environment.
Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=Versions prior to 1.10.2
- Affected versionversion=Versions prior to 1.10.4
- Affected versionversion=Versions prior to 1.1.3
- Affected versionversion=Versions prior to 1.1.4
- Affected versionversion=Versions prior to 1.2.5
- Affected versionversion=Versions prior to 1.3.11
- Affected versionversion=Versions prior to 1.5.6
- Affected versionversion=Versions prior to 1.6.3
- Affected versionversion=Versions prior to 2.11.3
- Affected versionversion=Versions prior to 2.11.4
- Affected versionversion=Versions prior to Before 1.11.2
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
See the directory against your own environment.
Your stack
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