Multiple vulnerabilities in Oracle Access Manager

Published: 2024-01-16

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-3635 CVE-2021-0341
CWE-ID	CWE-681 CWE-295
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Oracle Access Manager Server applications / Directory software, identity management
Vendor	Oracle

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect Conversion between Numeric Types

EUVDB-ID: #VU80783

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-2023-3635

CWE-ID: CWE-681 - Incorrect Conversion between Numeric Types

Exploit availability: No

Description

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

The vulnerability exists due to GzipSource does not handle an exception that might be raised when parsing a malformed gzip buffer. 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 Access Manager: 12.2.1.4.0

External links

http://www.oracle.com/security-alerts/cpujan2024.html?3242

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Improper Certificate Validation

EUVDB-ID: #VU72323