Multiple vulnerabilities in Oracle FLEXCUBE Universal Banking



Published: 2023-10-17
Risk Medium
Patch available YES
Number of vulnerabilities 6
CVE-ID CVE-2023-22117
CVE-2023-22119
CVE-2023-20863
CVE-2023-34462
CVE-2023-22118
CVE-2023-20883
CWE-ID CWE-20
CWE-400
CWE-399
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Oracle FLEXCUBE Universal Banking
Other software / Other software solutions

Vendor Oracle

Security Bulletin

This security bulletin contains information about 6 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU82134

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22117

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

The vulnerability exists due to improper input validation within the Infrastructure component in Oracle FLEXCUBE Universal Banking. A remote authenticated user can exploit this vulnerability to read and manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 12.3 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Improper input validation

EUVDB-ID: #VU82129

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22119

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to read, manipulate or delete data.

The vulnerability exists due to improper input validation within the Infrastructure component in Oracle FLEXCUBE Universal Banking. A remote authenticated user can exploit this vulnerability to read, manipulate or delete data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 12.3 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

3) Input validation error

EUVDB-ID: #VU75409

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-20863

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 insufficient validation of user-supplied input. A remote user can use a specially crafted SpEL expression and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 14.5 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user 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: #VU77573

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-34462

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 if no idle timeout handler was configured. A remote attacker can send a client hello packet, which leads the server to buffer up to 16MB of data per connection and results in a denial of service condition.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 14.5 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


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) Improper input validation

EUVDB-ID: #VU82127

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-22118

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to read and manipulate data.

The vulnerability exists due to improper input validation within the Infrastructure component in Oracle FLEXCUBE Universal Banking. A remote authenticated user can exploit this vulnerability to read and manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 12.3 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

6) Resource management error

EUVDB-ID: #VU76427

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-20883

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. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Specifically, an application is vulnerable if all of the conditions are true:

  • The application has Spring MVC auto-configuration enabled. This is the case by default if Spring MVC is on the classpath.
  • The application makes use of Spring Boot's welcome page support, either static or templated.
  • Your application is deployed behind a proxy which caches 404 responses.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Universal Banking: 14.5 - 14.7

External links

http://www.oracle.com/security-alerts/cpuoct2023.html?3368


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.



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