1) Prototype pollution

EUVDB-ID: #VU18092

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-11358

CWE-ID: CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')

Exploit availability: Yes

Description

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

The vulnerability exists due to prototype pollution. A remote attacker can trick the extend function can into modifying the prototype of Object when the attacker controls part of the structure passed to this function. This can let an attacker add or modify an existing property that will then exist on all objects and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Application Service Level Management: 13.2.0.0 - 13.3.0.0

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CPE2.3

• cpe:2.3:a:oracle:application_service_level_management:13.3.0.0:*:*:*:*:*:*:*
• Full software list in CPE2.3 format available after registration.

External links

http://www.oracle.com/security-alerts/cpuapr2020.html?540339

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. However, proof of concept for this vulnerability is available.