Thinkcentre M720Q Firmware
CVE-2023-45075
MEDIUM
Severity by source
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.
AnalysisAI
A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. A memory leakage vulnerability was reported in the SWSMI_Shadow DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables. Affected products include: Lenovo Ideacentre C5-14Imb05 Firmware, Lenovo Ideacentre 3-07Ada05 Firmware, Lenovo Ideacentre 3-07Imb05 Firmware, Lenovo Ideacentre G5-14Imb05 Firmware, Lenovo Ideacentre 5-14Iob6 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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