#VU14567 Segmentation fault in Apache Traffic Server - CVE-2018-8022

Vulnerability identifier: #VU14567

Vulnerability 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-2018-8022

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Traffic Server
Server applications / Web servers

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to a segmentation fault. A remote attacker can use a specially crafted invalid TLS handshake and cause the service to crash.

Mitigation
Update to version 6.2.3.

Vulnerable software versions

Apache Traffic Server: 6.0.0, 6.1.0 - 6.1.1, 6.2.0 - 6.2.2

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External links
https://lists.apache.org/thread.html/ce404d2fe16cc59085ece5a6236ccd1549def471a2a9508198d966b1@%3Cusers.trafficserver.apache.org%3E

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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.