#VU79780 Configuration in Apache Traffic Server - CVE-2023-30631

Vulnerability identifier: #VU79780

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-30631

CWE-ID: CWE-16

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Traffic Server
Server applications / Web servers

Vendor: Apache Foundation

Description

The issue may allow a remote attacker to bypass implemented security restrictions.

The issue exists due to the configuration option proxy.config.http.push_method_enabled does not work. A remote attacker can still use the PUSH method to send data to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Traffic Server: 8.0.0 - 8.0.8, 8.1.0 - 8.1.6, 9.0.0 - 9.0.2, 9.1.0 - 9.1.4, 9.2.0

---

External links
https://lists.apache.org/thread/tns2b4khyyncgs5v5p9y35pobg9z2bvs
https://www.debian.org/security/2023/dsa-5435
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6GDCBNFDDW6ULW7CACJCPENI7BVDHM5O/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FGWXNAEEVRUZ5JG4EJAIIFC3CI7LFETV/
https://lists.debian.org/debian-lts-announce/2023/06/msg00037.html

---

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.