CVE-2020-7035Network attack vector

Authenticated data disclosure via external XML entities

Published Apr 23, 2021 · Updated Sep 16, 2024

XXE in the web interface of Avaya Aura Orchestration Designer 7.x before 7.2.3 allows remote authenticated users to read system data. The interface accepts XML containing external entity references, but Avaya has not disclosed the affected endpoint or parser implementation. An authenticated web session is required, and the reported consequence is reading information stored on the affected system.

CVSS severity8.1
High
EPSS probability1.07%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

XXE in the web interface of Avaya Aura Orchestration Designer 7.x before 7.2.3 allows remote authenticated users to read system data. The interface accepts XML containing external entity references, but Avaya has not disclosed the affected endpoint or parser implementation. An authenticated web session is required, and the reported consequence is reading information stored on the affected system.

The record

CVE
CVE-2020-7035
Published
Apr 23, 2021
Updated
Sep 16, 2024
Vendor
Avaya
Product
Avaya Aura Orchestration Designer
Classifications
CWE-611, CAPEC-221, T1005
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 23, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record 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=7.x <7.2.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Avaya · Avaya Aura Orchestration Designerversion=7.x <7.2.3

Published CVSS scores

4.0NIST NVDAV:N/AC:L/Au:S/C:P/I:N/A:N
6.5NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
8.1Avaya, Inc.CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-611Improper Restriction of XML External Entity Reference
CAPEC-221Data Serialization External Entities Blowup
T1005Data from Local System

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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