#VU100503 Input validation error in Apache Traffic Server - CVE-2024-38479

Vulnerability identifier: #VU100503

Vulnerability risk: Medium

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

CVE-ID: CVE-2024-38479

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 perform cache poisoning attack.

The vulnerability exists due to insufficient validation of user-supplied input within the Cache key plugin. A remote attacker can send specially crafted input to the application and perform a cache poisoning attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Traffic Server: 9.0.0 - 9.0.2, 9.1.0 - 9.1.4, 9.2.0 - 9.2.5, 10.0.0 - 10.0.1

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External links
https://lists.apache.org/thread/y15fh6c7kyqvzm0f9odw7c5jh4r4np0y

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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.