CVE-2021-26943
Published Mar 31, 2021
Last updated 4 years ago
Overview
- Description
- The UX360CA BIOS through 303 on ASUS laptops allow an attacker (with the ring 0 privilege) to overwrite nearly arbitrary physical memory locations, including SMRAM, and execute arbitrary code in the SMM (issue 3 of 3).
- Source
- cve@mitre.org
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 8.2
- Impact score
- 6
- Exploitability score
- 1.5
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 7.2
- Impact score
- 10
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
- nvd@nist.gov
- NVD-CWE-noinfo
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:asus:ux360ca_bios:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "195C61B6-8E5A-4890-A23A-1C622071D759",
"versionEndExcluding": "304"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:asus:ux360ca:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "7F7EE6F3-6B7E-4048-B832-D47D509B37F1"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
]