CVE-2022-3340Network attack vector

Authenticated XXE via saved configuration import

Published Nov 4, 2022 · Updated Apr 30, 2025

XML external entity injection in Trellix IPS Manager before 10.1 M10 allows remote authenticated users to submit crafted XML for import. The administrator-interface configuration importer parses a saved XML file without restricting external entity references. Administrator privileges and an import action are required; Trellix has not published which local files, network resources, or downstream systems can be reached.

CVSS severity5.9
Medium
EPSS probability0.58%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XML external entity injection in Trellix IPS Manager before 10.1 M10 allows remote authenticated users to submit crafted XML for import. The administrator-interface configuration importer parses a saved XML file without restricting external entity references. Administrator privileges and an import action are required; Trellix has not published which local files, network resources, or downstream systems can be reached.

The record

CVE
CVE-2022-3340
Published
Nov 4, 2022
Updated
Apr 30, 2025
Vendor
Trellix
Product
Trellix IPS Manager
Classifications
CWE-611
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Nov 4, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 30, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=unspecified <10.1 M10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Trellix · Trellix IPS Managerversion=unspecified <10.1 M10

Published CVSS scores

7.2NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
5.9TrellixCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-611Improper Restriction of XML External Entity Reference

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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