Oracle Communications Cloud Native Core Network Repository Function NRF buffer overflow

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.
9.6$5k-$25k0.00

Summaryinfo

A vulnerability was found in Oracle Communications Cloud Native Core Network Repository Function 22.1.2/22.2.0. It has been classified as very critical. This vulnerability affects unknown code of the component NRF. The manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2022-23219. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Oracle Communications Cloud Native Core Network Repository Function 22.1.2/22.2.0 (Cloud Software) and classified as very critical. This issue affects an unknown code block of the component NRF. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The weakness was released 07/19/2022 as Oracle Critical Patch Update Advisory - July 2022. It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2022-23219. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/29/2026).

We expect the 0-day to have been worth approximately $100k and more. The vulnerability scanner Nessus provides a plugin with the ID 239848 (TencentOS Server 3: glibc (TSSA-2022:0203)), 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 (239848) and EUVD (EUVD-2022-28308). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
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: 239848
Nessus Name: TencentOS Server 3: glibc (TSSA-2022:0203)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

01/14/2022 🔍
07/19/2022 +185 days 🔍
07/19/2022 +0 days 🔍
07/20/2022 +1 days 🔍
04/29/2026 +1379 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2022-23219 (🔍)
GCVE (CVE): GCVE-0-2022-23219
GCVE (VulDB): GCVE-100-204251
EUVD: 🔍

Entryinfo

Created: 07/20/2022 08:16
Updated: 04/29/2026 21:57
Changes: 07/20/2022 08:16 (39), 08/07/2022 10:03 (2), 08/07/2022 10:06 (19), 05/02/2025 00:23 (15), 06/19/2025 19:51 (2), 04/29/2026 21:57 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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