Vulnerability Details : CVE-2022-36764

EDK2 is susceptible to a vulnerability in the Tcg2MeasurePeImage() function, allowing a user to trigger a heap buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.
Published 2024-01-09 16:15:43
Updated 2024-03-13 02:15:50
Source TianoCore.org
View at NVD,   CVE.org
Vulnerability category: Overflow

Products affected by CVE-2022-36764

Exploit prediction scoring system (EPSS) score for CVE-2022-36764

EPSS FAQ
0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-36764

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.0
 HIGH CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
1.1
5.3
 TianoCore.org 2024-01-09
7.8
 HIGH CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1.8
5.9
 NIST 2024-01-16

CWE ids for CVE-2022-36764

  • 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)
  • A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
    Assigned by: infosec@edk2.groups.io (Secondary)

References for CVE-2022-36764

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