Oracle Communications Cloud Native Core Network Repository Function Install/Upgrade default permission

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.
8.6$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Oracle Communications Cloud Native Core Network Repository Function 23.3.1. This affects an unknown function of the component Install/Upgrade. Such manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2023-43496. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Oracle Communications Cloud Native Core Network Repository Function 23.3.1 (Cloud Software) and classified as critical. Affected by this issue is an unknown function of the component Install/Upgrade. Using CWE to declare the problem leads to CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. Impacted is confidentiality, integrity, and availability.

The weakness was released 01/16/2024 as Oracle Critical Patch Update Advisory - January 2024. The advisory is available at oracle.com. This vulnerability is handled as CVE-2023-43496. 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 05/02/2025). This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

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

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Default permission
CWE: CWE-276 / CWE-266
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Timelineinfo

09/19/2023 🔍
01/16/2024 +119 days 🔍
01/16/2024 +0 days 🔍
01/17/2024 +1 days 🔍
05/02/2025 +471 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2024
Status: Confirmed

CVE: CVE-2023-43496 (🔍)
GCVE (CVE): GCVE-0-2023-43496
GCVE (VulDB): GCVE-100-251006

Entryinfo

Created: 01/17/2024 09:08
Updated: 05/02/2025 18:50
Changes: 01/17/2024 09:08 (38), 02/07/2024 14:52 (2), 02/07/2024 14:55 (11), 05/02/2025 18:50 (16)
Complete: 🔍
Cache ID: 216::103

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