8.1

CVE-2023-1388: trellix agent Out-of-bounds Write

CVSS: 8.1v3.1HighModified
Published 07-06-2023Last modified 06-01-2025
Open JSON

Vulnerability summary

CVE-2023-1388 is a high (CVSS 8.1) Out-of-bounds Write vulnerability in trellix agent. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 46.1% of scored vulnerabilities.

Overall risk
33/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.1/10
010
High · v3.1 (NVD)
EPSS score
0.57%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-06-2023
    PublishedVulnerability first disclosed.
  2. 06-01-2025
    Last modifiedVulnerability information updated.

Description

A heap-based overflow vulnerability in TA prior to version 5.7.9 allows a remote user to alter the page heap in the macmnsvc process memory block, resulting in the service becoming unavailable.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.57%

Chance of exploitation in the next 30 days

Percentile

46%

Versus all other CVEs

30-day change

0.00 pp

From 0.57% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Trellix2 products

1 vendor · 2 products

References

1 links