Multiple vulnerabilities in IBM Edge Application Manager

Published: 2023-05-16

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-28469 CVE-2021-35065
CWE-ID	CWE-185 CWE-400
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	IBM Edge Application Manager Client/Desktop applications / Software for system administration
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Incorrect Regular Expression

EUVDB-ID: #VU52985

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-28469

CWE-ID: CWE-185 - Incorrect Regular Expression

Exploit availability: No

Description

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

The vulnerability exists due to incorrect handling of user-supplied input in regular expression. A remote attacker can pass specially crafted input to the application and perform regular expression denial of service (ReDoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Edge Application Manager: 4.3 - 4.4

External links

http://www.ibm.com/support/pages/node/6991607

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) Resource exhaustion

EUVDB-ID: #VU55102