VulnerabilityModified
CVE-2022-40080
Stack overflow vulnerability in Aspire E5-475G 's BIOS firmware, in the FpGui module, a second call to GetVariable services allows local attackers to execute arbitrary code in the UEFI DXE phase and gain escalated privileges.
HIGH 7.8EPSS 0.36%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Stack overflow vulnerability in Aspire E5-475G 's BIOS firmware, in the FpGui module, a second call to GetVariable services allows local attackers to execute arbitrary code in the UEFI DXE phase and gain escalated privileges.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.36% probability · 30th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- acer/aspire e5-475g firmware
- Source
- cve@mitre.org
References
- https://acer.com/Not Applicable
- https://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-40080/CVE-2022-40080.mdExploit, Third Party Advisory
- https://acer.com/Not Applicable
- https://github.com/10TG/vulnerabilities/blob/main/Acer/CVE-2022-40080/CVE-2022-40080.mdExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.