Vulnerability Details : CVE-2022-22558

Dell PowerEdge Server BIOS and Dell Precision Workstation 7910 and 7920 Rack BIOS contain an Improper SMM communication buffer verification vulnerability. A Local High Privileged attacker could potentially exploit this vulnerability leading to arbitrary writes or denial of service.
Published 2022-04-21 21:15:08
Updated 2022-09-01 19:15:12
Source Dell
View at NVD,   CVE.org
Vulnerability category: OverflowDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2022-22558

EPSS FAQ
0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-22558

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.6
 LOW AV:L/AC:L/Au:N/C:N/I:P/A:P
3.9
4.9
 NIST
6.0
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
0.8
5.2
 NIST
5.7
 MEDIUM CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
0.5
5.2
 Dell

CWE ids for CVE-2022-22558

  • The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
    Assigned by:
    • nvd@nist.gov (Primary)
    • security_alert@emc.com (Secondary)

References for CVE-2022-22558

Products affected by CVE-2022-22558

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