CVE-2021-2153Network attack vector

Unauthorized expense-data modification via undisclosed flaw

Published Apr 22, 2021 · Updated Sep 26, 2024

An undisclosed flaw in Oracle Internet Expenses 12.2.3 through 12.2.10 allows remote attackers to modify expense data via HTTP. Oracle identifies Mobile Expenses as the affected component but does not publish the faulty request, parameter, or validation operation. Exploitation requires no authentication but does require interaction by a person other than the attacker, and the reported consequence is limited to unauthorized updates, inserts, or deletions of accessible expense data.

CVSS severity4.3
Medium
EPSS probability0.78%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

An undisclosed flaw in Oracle Internet Expenses 12.2.3 through 12.2.10 allows remote attackers to modify expense data via HTTP. Oracle identifies Mobile Expenses as the affected component but does not publish the faulty request, parameter, or validation operation. Exploitation requires no authentication but does require interaction by a person other than the attacker, and the reported consequence is limited to unauthorized updates, inserts, or deletions of accessible expense data.

The record

CVE
CVE-2021-2153
Published
Apr 22, 2021
Updated
Sep 26, 2024
Vendor
Oracle Corporation
Product
Oracle Internet Expenses
Classifications
Unavailable
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 22, 2021CVE publishedPublication date reported by the CVE source.
  2. Sep 26, 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=12.2.3-12.2.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Oracle Corporation · Oracle Internet Expensesversion=12.2.3-12.2.10

Published CVSS scores

4.3NIST NVDAV:N/AC:M/Au:N/C:N/I:P/A:N
4.3Oracle CorporationCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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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