Oracle Communications User Data Repository 12.4.0 Platform integer overflow

CVSS Meta Temp Score
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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
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A vulnerability was found in Oracle Communications User Data Repository 12.4.0 (Cloud Software). It has been rated as very critical. Affected by this issue is an unknown code of the component Platform. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

The weakness was presented 10/19/2022 as Oracle Critical Patch Update Advisory - October 2022. The advisory is available at This vulnerability is handled as CVE-2021-21783. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/10/2022).

As 0-day the estimated underground price was around $100k and more.

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

See VDB-211725, VDB-211726, VDB-211727 and VDB-211728 for similar entries.







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (Talos): 🔍



VulDB Base Score: 🔍
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Class: Integer overflow
CWE: CWE-190 / CWE-189

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: no mitigation known
Status: 🔍

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


01/04/2021 🔍
10/19/2022 +652 days 🔍
10/19/2022 +0 days 🔍
10/19/2022 +0 days 🔍
11/10/2022 +22 days 🔍



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

CVE: CVE-2021-21783 (🔍)
See also: 🔍


Created: 10/19/2022 08:29 AM
Updated: 11/10/2022 10:59 PM
Changes: 10/19/2022 08:29 AM (38), 11/10/2022 10:51 PM (2), 11/10/2022 10:59 PM (29)
Complete: 🔍
Cache ID: 35:A2F:40


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