Multiple vulnerabilities in Oracle Communications Converged Charging System

1) Double free

EUVDB-ID: #VU113187

Risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-8058

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the regcomp() function in case previous memory allocations fail. A remote attacker can pass specially crafted data to the application, trigger double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU88144

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-28182

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to reading the unbounded number of HTTP/2 CONTINUATION frames. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0

CPE2.3

cpe:2.3:a:oracle:oracle_communications_converged_charging_system:2.0.0.0.0:*:*:*:*:*:*:*

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Resource exhaustion

EUVDB-ID: #VU103980

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-12133

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources processing a large number of SEQUENCE OF or SET OF elements in a certificate. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Resource exhaustion

EUVDB-ID: #VU114026

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-55163

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when handling HTTP/2 requests. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Resource management error

EUVDB-ID: #VU106926

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-57699

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application when handling a specially crafted JSON input. A remote attacker can pass a large number of ’{’ characters to the application and perform a denial of service (DoS) attack.

Note, the vulnerability exists due to incomplete fix for #VU75044 (CVE-2023-1370).

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Uncontrolled Recursion

EUVDB-ID: #VU97574

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-7254

CWE-ID: CWE-674 - Uncontrolled Recursion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation when parsing nested groups as unknown fields with DiscardUnknownFieldsParser or Java Protobuf Lite parser, or against Protobuf map fields. A remote attacker can pass specially crafted input to the application to create unbounded recursions and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Type Confusion

EUVDB-ID: #VU111223

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-49796

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a type confusion error within the xmlSchematronFormatReport() function when processing sch:name elements in schematron.c. A remote attacker can pass specially crafted data to the application, trigger a type confusion error and crash the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Out-of-bounds read

EUVDB-ID: #VU93519

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-37371

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when handling GSS message token. A remote attacker can send specially crafted token to the application, trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Buffer overflow

EUVDB-ID: #VU113156

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-6965

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when processing aggregated terms. A remote attacker can pass specially crafted input to the application where the number of aggregate terms exceeds the number of columns available, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Communications Converged Charging System: 2.0.0.0.0 - 2.0.0.1.0

CPE2.3

External links

https://www.oracle.com/security-alerts/cpuoct2025.html?1006996

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Risk	High
Patch available	YES
Number of vulnerabilities	9
CVE-ID	CVE-2025-8058 CVE-2024-28182 CVE-2024-12133 CVE-2025-55163 CVE-2024-57699 CVE-2024-7254 CVE-2025-49796 CVE-2024-37371 CVE-2025-6965
CWE-ID	CWE-415 CWE-20 CWE-400 CWE-399 CWE-674 CWE-843 CWE-125 CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Oracle Communications Converged Charging System Server applications / Other server solutions
Vendor	Oracle