35
CVE-2021-20225
—CVSS 3.1
6.7 medium
EPSS
1%p61
Published
()
Modified
Description
A flaw was found in grub2 in versions prior to 2.06. The option parser allows an attacker to write past the end of a heap-allocated buffer by calling certain commands with a large number of specific short forms of options. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
- Vendors
- gnuredhatfedoraprojectnetapp
- Products
- grub2, enterprise linux, enterprise linux server aus, enterprise linux server eus, enterprise linux server tus, enterprise linux workstation, fedora, ontap select deploy administration utility
- Weakness
- CWE-787
- Vector
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H