Oracle Communications Cloud Native Core Policy up to 22.4.4/23.1.1 out-of-bounds

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.
8.9$5k-$25k0.00

Summaryinfo

A vulnerability was found in Oracle Communications Cloud Native Core Policy up to 22.4.4/23.1.1 and classified as very critical. This issue affects some unknown processing of the component Policy. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2021-46848. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Oracle Communications Cloud Native Core Policy up to 22.4.4/23.1.1 (Cloud Software). It has been declared as very critical. This vulnerability affects an unknown code of the component Policy. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, and availability.

The weakness was shared 04/18/2023 as Oracle Critical Patch Update Advisory - April 2023. The advisory is shared for download at oracle.com. This vulnerability was named CVE-2021-46848. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/07/2025).

As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 211211 (Fedora 37 : mingw-libtasn1 (2022-19056934a7)), 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 (211211). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.1
VulDB Meta Temp Score: 8.9

VulDB Base Score: 9.1
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / 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: 211211
Nessus Name: Fedora 37 : mingw-libtasn1 (2022-19056934a7)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Patch: gitlab.com

Timelineinfo

10/24/2022 🔍
04/18/2023 +176 days 🔍
04/18/2023 +0 days 🔍
04/18/2023 +0 days 🔍
05/07/2025 +750 days 🔍

Sourcesinfo

Vendor: oracle.com

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

CVE: CVE-2021-46848 (🔍)
GCVE (CVE): GCVE-0-2021-46848
GCVE (VulDB): GCVE-100-226384

Entryinfo

Created: 04/18/2023 23:15
Updated: 05/07/2025 18:04
Changes: 04/18/2023 23:15 (38), 05/09/2023 21:40 (3), 05/09/2023 21:52 (12), 11/16/2024 17:52 (17), 05/07/2025 18:04 (1)
Complete: 🔍
Cache ID: 216:E2C:103

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

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