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Fencer Vulns
high 7.8

CVE-2024-33656 json

Memory Leak in SmmComuptrace Module

published 2024-08-21 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-31372

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

The DXE module SmmComputrace contains a vulnerability that allows local attackers to leak stack or global memory. This could lead to privilege escalation, arbitrary code execution, and bypassing OS security mechanisms

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • AMI AptioV
  • ami aptio_v

Classification

Weakness
  • CWE-269 Improper Privilege Management

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.