#VU48816 Memory leak in Apache Traffic Server - CVE-2020-17508

Vulnerability identifier: #VU48816

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-17508

CWE-ID: CWE-401

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 gain access to sensitive information.

The vulnerability exists due memory leak. A remote attacker can send a specially crafted request to the server and obtain memory contents.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Traffic Server: 6.0.0, 6.1.0 - 6.1.1, 6.2.0 - 6.2.3, 7.0.0, 7.1.0 - 7.1.11, 8.0.0 - 8.0.8, 8.1.0

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External links
https://lists.apache.org/thread.html/r65434f7acca3aebf81b0588587149c893fe9f8f9f159eaa7364a70ff%40%3Cdev.trafficserver.apache.org%3E
https://github.com/apache/trafficserver/pull/7358

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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.