Trusted Execution Engine Firmware
CVE-2020-0539
MEDIUM
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
Path traversal in subsystem for Intel(R) DAL software for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 13.0.32, 14.0.33 and Intel(R) TXE versions before 3.1.75, 4.0.25 may allow an unprivileged user to potentially enable denial of service via local access.
AnalysisAI
Path traversal in subsystem for Intel(R) DAL software for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 13.0.32, 14.0.33 and Intel(R) TXE versions before 3.1.75, 4.0.25 may. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Path traversal in subsystem for Intel(R) DAL software for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 13.0.32, 14.0.33 and Intel(R) TXE versions before 3.1.75, 4.0.25 may allow an unprivileged user to potentially enable denial of service via local access. Affected products include: Intel Converged Security Management Engine Firmware, Intel Trusted Execution Engine Firmware. Version information: before 11.8.77.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.
Heap overflow in subsystem in Intel(R) CSME before versions 11.8.70, 11.11.70, 11.22.70, 12.0.45; Intel(R) TXE before ve
Multiple buffer overflows in kernel in Intel Trusted Execution Engine Firmware 3.0 allow attacker with local access to t
Multiple privilege escalations in kernel in Intel Trusted Execution Engine Firmware 3.0 allows unauthorized process to a
Insufficient access control in hardware abstraction driver for MEInfo software for Intel(R) CSME before versions 11.8.70
Insufficient input validation in MEInfo software for Intel(R) CSME before versions 11.8.70, 11.11.70, 11.22.70, 12.0.45,
Improper directory permissions in the installer for Intel(R) Management Engine Consumer Driver for Windows before versio
Insufficient access control vulnerability in Dynamic Application Loader software for Intel(R) CSME before versions 11.8.
Improper input validation in the DAL subsystem for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64, 1
A vulnerability in a subsystem in Intel CSME before version 11.21.55, Intel Server Platform Services before version 4.0
Improper Access Control in subsystem for Intel(R) TXE versions before 3.175 and 4.0.25 may allow an unauthenticated user
Logic bug vulnerability in subsystem for Intel(R) CSME before version 12.0.35, Intel(R) TXE before 3.1.65, 4.0.15 may al
A vulnerability in Intel PTT module in Intel CSME firmware before version 12.0.5 and Intel TXE firmware before version 4
Same weakness CWE-22 – Path Traversal
View allSame technique Denial Of Service
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External POC / Exploit Code
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