Multiple vulnerabilities in Red Hat AMQ Streams



Published: 2022-01-21
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-45105
CVE-2021-38153
CWE-ID CWE-835
CWE-208
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
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AMQ Streams
Server applications / Application servers

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Infinite loop

EUVDB-ID: #VU59051

Risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2021-45105

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: Yes

Description

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

The vulnerability exists due to infinite loop within the StrSubstitutor class. A remote attacker can pass specially crafted input to the application, consume all available system resources and cause denial of service conditions.

Payload example: ${${::-${::-$${::-j}}}}

Mitigation

Install updates from vendor's website.

Vulnerable software versions

AMQ Streams: 1.6.0 - 1.6.5


CPE2.3 External links

http://access.redhat.com/errata/RHSA-2022:0219

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.

2) Information Exposure Through Timing Discrepancy

EUVDB-ID: #VU56790

Risk: Low

CVSSv3.1: 5.5 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-38153

CWE-ID: CWE-208 - Information Exposure Through Timing Discrepancy

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

the vulnerability exists due to some components in Apache Kafka use "Arrays.equals" to validate a password or key, which is vulnerable to timing attacks. A local user can abuse the "Arrays.equals" to brute force access credentials and escalate privileges on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

AMQ Streams: 1.6.0 - 1.6.5


CPE2.3 External links

http://access.redhat.com/errata/RHSA-2022:0219

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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