#VU23740 Improper Authentication in SPPA-T3000 Application Server - CVE-2019-18318

Vulnerability identifier: #VU23740

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-2019-18318

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SPPA-T3000 Application Server
Server applications / Application servers

Vendor: Siemens

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in authentication process. A remote attacker can send specially crafted objects via RMI, bypass authentication process and cause a denial of service (DoS) condition on the target system.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

SPPA-T3000 Application Server: All versions

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External links
https://cert-portal.siemens.com/productcert/pdf/ssa-451445.pdf

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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.