CVSS 3.1
3.9 lowCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:LCVE-2021-46772
Low (3.9). EPSS 0.2% chance of exploitation in the next 30 days.
Insufficient input validation in the ABL may allow a privileged
attacker with access to the BIOS menu or UEFI shell to tamper with the
structure headers in SPI ROM causing an out of bounds memory read and write,
potentially resulting in memory corruption or denial of service.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-125, CWE-787
- Published
- Modified
- Record from
- the NVD, synced