Multiple vulnerabilities in Red Hat OpenShift Enterprise Logging



| Updated: 2022-04-25
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-27292
CVE-2021-44832
CWE-ID CWE-400
CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenShift Logging
Server applications / Other server solutions

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU55667

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-27292

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a regular expression denial of service (ReDoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when processing a malicious User-Agent header. A remote attacker can trigger resource exhaustion and perform a regular expression denial of service (ReDoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

OpenShift Logging: 5.3.0 - 5.3.2

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2022:0227


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) Code Injection

EUVDB-ID: #VU59098

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-44832

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation. A remote user with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

OpenShift Logging: 5.3.0 - 5.3.2

CPE2.3 External links

https://access.redhat.com/errata/RHSA-2022:0227


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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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