Multiple vulnerabilities in Oracle FLEXCUBE Private Banking



Published: 2024-04-17 | Updated: 2024-04-19
Risk Critical
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2023-44487
CVE-2022-46337
CVE-2023-46604
CWE-ID CWE-400
CWE-90
CWE-502
Exploitation vector Network
Public exploit Vulnerability #1 is being exploited in the wild.
Vulnerability #3 is being exploited in the wild.
Vulnerable software
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Oracle FLEXCUBE Private Banking
Other software / Other software solutions

Vendor Oracle

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU81728

Risk: High

CVSSv3.1: 5.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-44487

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 improperly control of consumption for internal resources when handling HTTP/2 requests with compressed HEADERS frames. A remote attacker can send a sequence of compressed HEADERS frames followed by RST_STREAM frames and perform a denial of service (DoS) attack, a.k.a. "Rapid Reset".

Note, the vulnerability is being actively exploited in the wild.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Private Banking: 12.1.0.0.0

External links

http://www.oracle.com/security-alerts/cpuapr2024.html?3367


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?

Yes. This vulnerability is being exploited in the wild.

2) LDAP injection

EUVDB-ID: #VU83545

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-46337

CWE-ID: CWE-90 - Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to improper input validation when processing DLAP queries. A remote non-authenticated attacker can send a specially crafted LDAP query to the application, bypass authentication process and gain unauthorized access to the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle FLEXCUBE Private Banking: 12.1.0.0.0

External links

http://www.oracle.com/security-alerts/cpuapr2024.html?3367


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) Deserialization of Untrusted Data

EUVDB-ID: #VU82690

Risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2023-46604

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: Yes

Description

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

The vulnerability exists due to insecure input validation when processing serialized data in the OpenWire protocol. A remote attacker can pass specially crafted data to the application 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 FLEXCUBE Private Banking: 12.1.0.0.0

External links

http://www.oracle.com/security-alerts/cpuapr2024.html?3367


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?

Yes. This vulnerability is being exploited in the wild.



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