CVE-2021-2414Network attack vector

Unauthorized data access via routing flaw

Published Oct 20, 2021 · Updated Sep 25, 2024

Information disclosure in Oracle Communications Session Border Controller 8.4 and 9.0 allows remote authenticated users to access critical data via HTTP. Oracle identifies the affected locus as the Routing component but has not disclosed the specific operation performed on untrusted input. Exploitation requires high privileges and network access; reported impact is unauthorized confidentiality access without integrity or availability effects.

CVSS severity6.8
Medium
EPSS probability1.16%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Information disclosure in Oracle Communications Session Border Controller 8.4 and 9.0 allows remote authenticated users to access critical data via HTTP. Oracle identifies the affected locus as the Routing component but has not disclosed the specific operation performed on untrusted input. Exploitation requires high privileges and network access; reported impact is unauthorized confidentiality access without integrity or availability effects.

The record

CVE
CVE-2021-2414
Published
Oct 20, 2021
Updated
Sep 25, 2024
Vendor
Oracle Corporation
Product
Oracle Communications Session Border Controller
Classifications
T1203
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Oct 20, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 25, 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=8.4
  2. Affected versionversion=9.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle Corporation · Oracle Communications Session Border Controllerversion=8.4; version=9.0

Published CVSS scores

6.8Oracle CorporationCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

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

T1203Exploitation for Client Execution

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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