VDB-242544 · CVE-2023-20863 · EUVD-2023-1417

Oracle Communications Element Manager 9.0.0/9.0.1/9.0.2 Security denial of service

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Oracle Communications Element Manager 9.0.0/9.0.1/9.0.2. Impacted is an unknown function of the component Security. The manipulation results in denial of service. This vulnerability is cataloged as CVE-2023-20863. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Oracle Communications Element Manager 9.0.0/9.0.1/9.0.2 (Cloud Software). Affected is an unknown functionality of the component Security. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was shared 10/17/2023 as Oracle Critical Patch Update Advisory - October 2023. The advisory is shared for download at oracle.com. This vulnerability is traded as CVE-2023-20863. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-1417). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Cloud Software

Vendor

Oracle

Name

Communications Element Manager

Version

License

commercial

Website

Vendor: https://www.oracle.com

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

11/01/2022 🔍
10/17/2023 +349 days 🔍
10/17/2023 +0 days 🔍
10/18/2023 +1 days 🔍
07/13/2025 +634 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - October 2023
Status: Confirmed

CVE: CVE-2023-20863 (🔍)
GCVE (CVE): GCVE-0-2023-20863
GCVE (VulDB): GCVE-100-242544
EUVD: 🔍

Entryinfo

Created: 10/18/2023 06:14
Updated: 07/13/2025 16:20
Changes: 10/18/2023 06:14 (39), 11/08/2023 08:57 (2), 11/08/2023 09:01 (10), 07/13/2025 16:20 (16)
Complete: 🔍
Cache ID: 216:BE2:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.