Denial of service in Apache MINA
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-41973 |
| CWE-ID | CWE-835 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Apache MINA Universal components / Libraries / Software for developers |
| Vendor | Apache Foundation |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Infinite loop
EUVDB-ID: #VU57846
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-41973
CWE-ID:
CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
Exploit availability: No
DescriptionThe 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsApache MINA: 2.0.0 - 2.1.3
External linkshttp://lists.apache.org/thread.html/r0b907da9340d5ff4e6c1a4798ef4e79700a668657f27cca8a39e9250%40%3Cdev.mina.apache.org%3E
http://www.openwall.com/lists/oss-security/2021/11/01/2
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.
