openEuler update for trafficserver

1) Input validation error

EUVDB-ID: #VU63858

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-2021-44040

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation when processing requsts. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 20.03 LTS SP3

trafficserver-devel: before 9.1.2-1

trafficserver-perl: before 9.1.2-1

trafficserver-debugsource: before 9.1.2-1

trafficserver-debuginfo: before 9.1.2-1

trafficserver: before 9.1.2-1

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1692

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.