CVE-2022-4433
CVE-2022-4433 is a medium-severity vulnerability in Lenovo Thinkpad X13s Firmware with a CVSS 3.x base score of 6.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: Medium (CVSS 3.x base score 6.7)
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Lenovo Thinkpad X13s Firmware
- Published:
- Last modified:
Description
A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS LenovoSetupConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.
Frequently asked questions
- What is CVE-2022-4433?
- A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS LenovoSetupConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.
- How severe is CVE-2022-4433?
- CVE-2022-4433 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-4433 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-4433?
- CVE-2022-4433 affects Lenovo Thinkpad X13s Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-4433?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2022-4433 published?
- CVE-2022-4433 was published on 2023-01-05 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:lenovo:thinkpad_x13s_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Lenovo Thinkpad X13s Firmware
- CVE-2022-4435 — Medium (CVSS 6.7): A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS LenovoRemoteConfigUpdateDxe driver that could…
- CVE-2022-4434 — Medium (CVSS 6.7): A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS driver that could allow a local attacker with…
- CVE-2022-4432 — Medium (CVSS 6.7): A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS PersistenceConfigDxe driver that could allow a…
All CVEs affecting Lenovo Thinkpad X13s Firmware →
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