openEuler update for apache-mina

1) Infinite loop

EUVDB-ID: #VU57846

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-2021-41973

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

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop while processing HTTP requests. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP2

apache-mina-mina-core: before 2.0.21-2

apache-mina-mina-statemachine: before 2.0.21-2

apache-mina-mina-http: before 2.0.21-2

apache-mina-javadoc: before 2.0.21-2

apache-mina-mina-filter-compression: before 2.0.21-2

apache-mina: before 2.0.21-2

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP2:*:*:*:*:*:*
• cpe:2.3:o:openeuler:apache-mina-mina-core:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:apache-mina-mina-statemachine:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:apache-mina-mina-http:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:apache-mina-javadoc:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:apache-mina-mina-filter-compression:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:apache-mina:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1435

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.