Oracle Communications Diameter Signaling Router up to 8.5.0.2 API Gateway denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in Oracle Communications Diameter Signaling Router up to 8.5.0.2 and classified as critical. The affected element is an unknown function of the component API Gateway. The manipulation leads to denial of service. This vulnerability is listed as CVE-2021-37137. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Oracle Communications Diameter Signaling Router up to 8.5.0.2 (Cloud Software) and classified as critical. This issue affects an unknown part of the component API Gateway. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was presented 01/19/2021 as Oracle Critical Patch Update Advisory - January 2022. It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2021-37137. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 240509 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.14 Security update (Important) (RHSA-2025:9583)), which helps to determine the existence of the flaw in a target environment.

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 (240509). 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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 240509
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.3.14 Security update (Important) (RHSA-2025:9583)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

01/19/2021 🔍
01/19/2021 +0 days 🔍
07/20/2021 +181 days 🔍
01/19/2022 +183 days 🔍
06/26/2025 +1254 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2021-37137 (🔍)
GCVE (CVE): GCVE-0-2021-37137
GCVE (VulDB): GCVE-100-190823

Entryinfo

Created: 01/19/2022 15:47
Updated: 06/26/2025 06:17
Changes: 01/19/2022 15:47 (40), 01/21/2022 22:22 (2), 01/21/2022 22:35 (17), 01/21/2022 22:47 (1), 06/26/2025 06:17 (16)
Complete: 🔍
Cache ID: 216:65A:103

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

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