CVE-2022-4435
First published: Thu Jan 05 2023(Updated: )
A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS LenovoRemoteConfigUpdateDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.
Credit: psirt@lenovo.com psirt@lenovo.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| Lenovo Thinkpad X13s Firmware | <1.47 | |
| Lenovo Thinkpad X13s Firmware | ||
| Lenovo Thinkpad X13s Firmware | <1.47 | |
| Lenovo Thinkpad X13s Firmware |
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Reference Links
Frequently Asked Questions
What is CVE-2022-4435?
CVE-2022-4435 is a buffer over-read vulnerability reported in the ThinkPadX13s BIOS LenovoRemoteConfigUpdateDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.
What software versions are affected by CVE-2022-4435?
The Lenovo Thinkpad X13s Firmware versions up to 1.47 are affected by CVE-2022-4435.
How severe is CVE-2022-4435?
CVE-2022-4435 has a severity score of 4.4, which is considered medium.
How can a local attacker exploit CVE-2022-4435?
A local attacker with elevated privileges can exploit CVE-2022-4435 to cause information disclosure.
How can I fix CVE-2022-4435?
To fix CVE-2022-4435, it is recommended to update the ThinkPadX13s BIOS LenovoRemoteConfigUpdateDxe driver to a version that includes a security patch.
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