Information disclosure in Apache Traffic Server

1) Memory leak

EUVDB-ID: #VU48816

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 - Missing release of memory after effective lifetime

Exploit availability: No

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 update from vendor's website.

Vulnerable software versions

Apache Traffic Server: 6.0.0 - 8.1.0

CPE2.3

• cpe:2.3:a:apache_foundation:apache_ats:6.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:6.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:6.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:7.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:7.1.11:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:8.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:apache_ats:8.1.0:*:*:*:*:*:*:*

External links

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

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.