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Enterprise Session Border ControllerApplication · Oracle

CVE-2022-21381

MEDIUM · 6.4 CVSS v3.1 Published 2022-01-19
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
70/100
Remediation priority · Elevated
Remotely reachable Zero-click

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 Enterprise Session Border Controller product of Oracle Communications (component: WebUI). Supported versions that are affected are 8.4 and 9.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Enterprise Session Border Controller. While the vulnerability is in Oracle Enterprise Session Border Controller, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Enterprise Session Border Controller accessible data as well as unauthorized read access to a subset of Oracle Enterprise Session Border Controller accessible data. CVSS 3.1 Base Score 6.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/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 · moderate confidence

Vulnerability in the WebUI component of Oracle Enterprise Session Border Controller (versions 8.4 and 9.0) allows a low-privileged attacker with network access via HTTP to compromise the system. Successful exploitation grants unauthorized read, insert, update, or delete access to a subset of accessible data. The scope is changed, meaning attacks may impact additional products beyond the directly affected component.

MitigationApply the relevant Oracle Critical Patch Update for this vulnerability. Restrict network access to the WebUI interface to trusted sources only, and follow the principle of least privilege for user accounts.

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
Enterprise Session Border ControllerApplication
Affected:= 8.4= 9.0

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
Low
User interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/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. Identify Oracle Enterprise Session Border Controller installation
    Locate the Acme Packet session border controller software on the system or confirm the product is deployed in your environment
    Affected if The product Oracle Enterprise Session Border Controller is present
  2. Verify WebUI component is enabled
    Check if the WebUI interface is accessible or enabled on the system. This is typically accessed via HTTPS on port 443 or a custom web port
    Affected if The WebUI component is enabled and accessible
  3. Confirm installed version is 8.4 or 9.0
    Check the installed version of Oracle Enterprise Session Border Controller. This can typically be found in the system management interface, about page, or via CLI command such as 'show version'
    Affected if The installed version equals 8.4 or equals 9.0
  4. Assess network exposure of WebUI
    Determine if the WebUI interface is reachable from network paths beyond trusted management networks. Check firewall rules, ACLs, or network segmentation protecting the WebUI port
    Affected if The WebUI is accessible from untrusted network paths

A user is affected if they have Oracle Enterprise Session Border Controller versions 8.4 or 9.0 with the WebUI component enabled and accessible on their network.

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
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply the relevant Oracle Critical Patch Update for this vulnerability. Restrict network access to the WebUI interface to trusted sources only, and follow the principle of least privilege for user accounts.

Fix this in Enterprise Session Border Controller Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing3.0 h
  • Review / QA2.0 h
11.0 hours of engineering $1,930
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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-2022-21381 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