CVE-2022-32491 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Dell CPG Bios

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-120 — Classic Buffer Overflow3 documents3 sources
Severity
7.8HIGHNVD
CNA4.1
EPSS
0.0%
top 87.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
291
Dell CPG BiosDell Alienware Area 51M R1 FirmwareDell Alienware Area 51M R2 Firmware+288 more
Timeline
PublishedOct 12
Latest updateOct 13

Description

Dell Client BIOS contains a Buffer Overflow vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by manipulating an SMI to cause an arbitrary write during SMM.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages291 packages

▶CVEListV5dell/cpg_biosunspecified — OptiPlex 7770 All-In-One BIOS (version: 1.14.0)
▶NVDdell/g3_3579_firmware< 1.22.0
▶NVDdell/g3_3779_firmware< 1.22.0
▶NVDdell/g5_5000_firmware< 1.10.0

🔴Vulnerability Details

2
GHSA
GHSA-6cxg-pg3j-vj4c: Dell Client BIOS contains a Buffer Overflow vulnerability↗2022-10-13
▶
CVEList
CVE-2022-32491: Dell Client BIOS contains a Buffer Overflow vulnerability↗2022-10-12
▶
CVE-2022-32491 — Dell CPG Bios vulnerability | cvebase