#VU105437 Insufficient Session Expiration in Siemens products - CVE-2024-45386

Vulnerability identifier: #VU105437

Vulnerability risk: High

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-45386

CWE-ID: CWE-613

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SIMATIC PCS neo
Web applications / Other software
TIA Administrator (TIA Portal)
Server applications / SCADA systems
SIMOCODE ES
Server applications / SCADA systems
Totally Integrated Automation Portal (TIA Portal)
Other software / Other software solutions
SIRIUS Safety ES
Other software / Other software solutions
SIRIUS Soft Starter ES
Other software / Other software solutions

Vendor: Siemens

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insufficient session expiration issue. A remote non-authenticated attacker can obtain or guess session token and gain unauthorized access to session that belongs to another user.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SIMATIC PCS neo: 4.0 - 5.0

TIA Administrator (TIA Portal): before 3.0.4

Totally Integrated Automation Portal (TIA Portal): before 19

SIMOCODE ES: before 19

SIRIUS Safety ES: before 19

SIRIUS Soft Starter ES: before 19

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External links
https://cert-portal.siemens.com/productcert/html/ssa-342348.html

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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.