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Advanced Outbound TelephonyApplication · Oracle

CVE-2020-2857

HIGH · 8.2 CVSS v3.1 Published 2020-04-15
Fix available
A fix is available. Upgrade to after 12.1.3 or later.
See remediation →
89/100
Remediation priority · High
Remotely reachable No privileges

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Vulnerability in the Oracle Advanced Outbound Telephony product of Oracle E-Business Suite (component: User Interface). Supported versions that are affected are 12.1.1-12.1.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Advanced Outbound Telephony. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Oracle Advanced Outbound Telephony, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Advanced Outbound Telephony accessible data as well as unauthorized update, insert or delete access to some of Oracle Advanced Outbound Telephony accessible data. CVSS 3.0 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N).

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Vulnerability in Oracle Advanced Outbound Telephony User Interface component allows unauthenticated attackers with network access via HTTP to compromise the system. Requires human interaction (UI:R) and enables unauthorized access to critical or all accessible data plus unauthorized update/insert/delete operations.

MitigationApply the relevant Oracle Critical Patch Update for Oracle E-Business Suite addressing CVE-2020-2857. Until patched, restrict network access to the Advanced Outbound Telephony interface and monitor for suspicious activity.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Advanced Outbound TelephonyApplication
Affected:>= 12.1.1, <= 12.1.3

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Scope
Changed
Confidentiality
High
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Confirm Oracle Advanced Outbound Telephony is installed
    Check your Oracle E-Business Suite installation for the Advanced Outbound Telephony component. This is typically part of the Oracle TeleBusiness (OTB) or Telephony module. Consult your Oracle system inventory or contact your Oracle administrator.
    Affected if The component is present in the installation
  2. Verify the installed version falls within the vulnerable range
    Access the Oracle Applications Manager (OAM) or use the ADministration utility to check the version of Oracle Advanced Outbound Telephony. The version should be listed as 12.1.1, 12.1.2, or 12.1.3.
    Affected if The installed version is 12.1.1, 12.1.2, or 12.1.3
  3. Confirm network accessibility of the Telephony User Interface
    Determine whether the Advanced Outbound Telephony User Interface is exposed to network access via HTTP. Check firewall rules, load balancer configurations, or web server settings that govern access to the /oa_telephony/ or similar endpoint.
    Affected if The interface is reachable over HTTP/HTTPS from untrusted networks

The environment is affected if Oracle Advanced Outbound Telephony version 12.1.1, 12.1.2, or 12.1.3 is installed and the User Interface is accessible over the network via HTTP.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Upgrade available Upgrade to a release after 12.1.3
Interim mitigation

Apply the relevant Oracle Critical Patch Update for Oracle E-Business Suite addressing CVE-2020-2857. Until patched, restrict network access to the Advanced Outbound Telephony interface and monitor for suspicious activity.

Fix this in Advanced Outbound Telephony Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing6.0 h
  • Review / QA2.0 h
20.0 hours of engineering $3,500
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2020-2857 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data