Oracle REST Data Services General denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Oracle REST Data Services. Impacted is an unknown function of the component General. The manipulation leads to denial of service. This vulnerability is referenced as CVE-2021-28165. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Oracle REST Data Services (affected version not known). It has been rated as critical. This issue affects some unknown functionality of the component General. 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 published 01/19/2021 as Oracle Critical Patch Update Advisory - January 2022. The advisory is shared at oracle.com. The identification of this vulnerability is CVE-2021-28165. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 237475 (Amazon Linux 2 : jetty (ALAS-2025-2871)), 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 databases at Tenable (237475) and CERT Bund (WID-SEC-2025-2372). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Oracle Siebel CRM

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Eclipse Foundation): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 237475
Nessus Name: Amazon Linux 2 : jetty (ALAS-2025-2871)

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 🔍
03/12/2021 +52 days 🔍
01/19/2022 +313 days 🔍
10/23/2025 +1373 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2021-28165 (🔍)
GCVE (CVE): GCVE-0-2021-28165
GCVE (VulDB): GCVE-100-190745
CERT Bund: WID-SEC-2025-2372 - Oracle Siebel CRM: Mehrere Schwachstellen

Entryinfo

Created: 01/19/2022 15:46
Updated: 10/23/2025 09:07
Changes: 01/19/2022 15:46 (38), 01/21/2022 07:12 (3), 01/21/2022 07:19 (18), 05/30/2025 05:22 (16), 08/28/2025 01:10 (11), 10/23/2025 09:07 (7)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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