CVE-2022-34398 is a Time-of-check Time-of-use (TOCTOU) vulnerability found in Dell BIOS. A local, authenticated attacker could exploit this flaw by precisely timing a Direct Memory Access (DMA) transaction during a System Management Interrupt (SMI) to achieve arbitrary code execution. Rated 7.0 High (CVSSv3.1), this vulnerability requires high attack complexity but grants full confidentiality, integrity, and availability impact. There is currently no public exploit code available, and it shows minimal community discussion or media coverage, indicating low active exploitation or public awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.22.2CPE matchmatch criteria | cpe:2.3:o:dell:alienware_area_51m_r1_firmware:*:*:*:*:*:*:*:* | ||
< 1.19.0CPE matchmatch criteria | cpe:2.3:o:dell:alienware_area_51m_r2_firmware:*:*:*:*:*:*:*:* | ||
< 2.3.2CPE matchmatch criteria | cpe:2.3:o:dell:alienware_aurora_r10_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.17CPE matchmatch criteria | cpe:2.3:o:dell:alienware_aurora_r11_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.17CPE matchmatch criteria | cpe:2.3:o:dell:alienware_aurora_r12_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.