VDB-234538 · CVE-2023-21830 · Nessus 239884

Oracle Communications Unified Assurance up to 5.5.17/6.0.2 Core

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Oracle Communications Unified Assurance up to 5.5.17/6.0.2. The impacted element is an unknown function of the component Core. Executing a manipulation can lead to an unknown weakness. This vulnerability appears as CVE-2023-21830. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Oracle Communications Unified Assurance up to 5.5.17/6.0.2 (Cloud Software). It has been declared as critical. This vulnerability affects an unknown part of the component Core. As an impact it is known to affect integrity.

The weakness was presented 07/18/2023 as Oracle Critical Patch Update Advisory - July 2023 as confirmed advisory (Website). The advisory is available at oracle.com. This vulnerability was named CVE-2023-21830. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 06/19/2025).

The vulnerability scanner Nessus provides a plugin with the ID 239884 (TencentOS Server 3: java-8-konajdk (TSSA-2023:0031)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (239884). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Cloud Software

Vendor

Oracle

Name

Communications Unified Assurance

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: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (Oracle): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Unknown
CWE: Unknown
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
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 239884
Nessus Name: TencentOS Server 3: java-8-konajdk (TSSA-2023:0031)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

12/17/2022 🔍
07/18/2023 +212 days 🔍
07/18/2023 +0 days 🔍
07/19/2023 +1 days 🔍
06/19/2025 +700 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2023-21830 (🔍)
GCVE (CVE): GCVE-0-2023-21830
GCVE (VulDB): GCVE-100-234538

Entryinfo

Created: 07/19/2023 06:36
Updated: 06/19/2025 00:08
Changes: 07/19/2023 06:36 (40), 08/10/2023 14:40 (2), 08/10/2023 14:42 (11), 06/19/2025 00:08 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.