// For flags

CVE-2023-21890

Oracle WebRTC Session Controller parseCert Deserialization of Untrusted Data Remote Code Execution Vulnerability

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core). Supported versions that are affected are 7.1.0 and 8.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via UDP to compromise Oracle Communications Converged Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Vulnerabilidad en el producto Oracle Communications Converged Application Server de Oracle Communications (componente: Core). Las versiones compatibles que se ven afectadas son 7.1.0 y 8.0.0. Una vulnerabilidad fácilmente explotable permite que un atacante no autenticado con acceso a la red a través de UDP comprometa el servidor de aplicaciones convergentes de Oracle Communications. Los ataques exitosos a esta vulnerabilidad pueden resultar en la adquisición de Oracle Communications Converged Application Server. CVSS 3.1 Puntuación base 9,8 (impactos en la confidencialidad, la integridad y la disponibilidad). Vector CVSS: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle WebRTC Session Controller. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the parseCert function. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.

*Credits: Peter Mularien, Nightcrawler Security, LLC
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2022-12-17 CVE Reserved
  • 2023-01-17 CVE Published
  • 2024-09-17 CVE Updated
  • 2024-10-06 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-94: Improper Control of Generation of Code ('Code Injection')
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
https://www.oracle.com/security-alerts/cpujan2023.html 2023-01-25
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Oracle
Search vendor "Oracle"
 Communications Converged Application Server
Search vendor "Oracle" for product "Communications Converged Application Server"
 7.1.0
Search vendor "Oracle" for product "Communications Converged Application Server" and version "7.1.0"
-
Affected
Oracle
Search vendor "Oracle"
 Communications Converged Application Server
Search vendor "Oracle" for product "Communications Converged Application Server"
 8.0.0
Search vendor "Oracle" for product "Communications Converged Application Server" and version "8.0.0"
-
Affected