Oracle Enterprise Manager Ops Center 12.4.0.0 User Interface server-side request forgery

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.8$5k-$25k0.00

Summaryinfo

A vulnerability identified as very critical has been detected in Oracle Enterprise Manager Ops Center 12.4.0.0. This issue affects some unknown processing of the component User Interface. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2021-40438. The attack is possible to be carried out remotely. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle Enterprise Manager Ops Center 12.4.0.0 (Software Management Software). It has been rated as very critical. This issue affects some unknown functionality of the component User Interface. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 04/19/2022 as Oracle Critical Patch Update Advisory - April 2022. It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2021-40438. Technical details are unknown but an exploit is available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/21/2026).

It is declared as attacked. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 294771 (MiracleLinux 8 : httpd:2.4 (AXSA:2021-2541:01)), which helps to determine the existence of the flaw in a target environment. The CISA Known Exploited Vulnerabilities Catalog lists this issue since 12/01/2021 with a due date of 12/15/2021:

Apply updates per vendor instructions.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (294771). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.0
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.0
VulDB Temp Score: 8.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.0
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Attacked

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 294771
Nessus Name: MiracleLinux 8 : httpd:2.4 (AXSA:2021-2541:01)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

09/02/2021 🔍
04/19/2022 +229 days 🔍
04/19/2022 +0 days 🔍
04/20/2022 +1 days 🔍
01/21/2026 +1372 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - April 2022
Status: Confirmed

CVE: CVE-2021-40438 (🔍)
GCVE (CVE): GCVE-0-2021-40438
GCVE (VulDB): GCVE-100-197927
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/20/2022 08:00
Updated: 01/21/2026 10:51
Changes: 04/20/2022 08:00 (39), 04/24/2022 15:54 (2), 04/24/2022 16:00 (19), 04/22/2024 09:10 (26), 07/25/2024 01:11 (1), 09/16/2024 16:57 (2), 01/21/2026 10:51 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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