CVE-2022-34403 — Stack-based Buffer Overflow in Dell Alienware M15 R6 Firmware

CWE-121 — Stack-based Buffer OverflowCWE-787 — Out-of-bounds Write3 documents3 sources
Severity
8.8HIGHNVD
CNA7.5
EPSS
0.1%
top 83.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
84
Dell Alienware M15 R6 FirmwareDell Alienware M15 R7 FirmwareDell Alienware M15 Ryzen Edition R5 Firmware+81 more
Timeline
PublishedFeb 1

Description

Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter to gain arbitrary code execution in SMRAM.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 2.0 | Impact: 6.0

Affected Packages84 packages

▶CVEListV5dell/cpg_bios2.15.2

🔴Vulnerability Details

2
GHSA
GHSA-f4vh-w8qv-cvrw: Dell BIOS contains a Stack based buffer overflow vulnerability↗2023-02-01
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CVEList
CVE-2022-34403: Dell BIOS contains a Stack based buffer overflow vulnerability↗2023-02-01
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CVE-2022-34403 — Stack-based Buffer Overflow in Dell | cvebase