Multiple vulnerabilities in Siemens SiPass integrated

Published: 2025-10-23

Risk	High
Patch available	YES
Number of vulnerabilities	4
CVE-ID	CVE-2023-35002 CVE-2025-40772 CVE-2025-40773 CVE-2025-40774
CWE-ID	CWE-122 CWE-79 CWE-639 CWE-257
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	SiPass integrated Other software / Other software solutions
Vendor	Siemens

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Heap-based buffer overflow

EUVDB-ID: #VU81114

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-35002

CWE-ID: CWE-122 - Heap-based Buffer Overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the pictwread functionality. A remote attacker can use a specially crafted file, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SiPass integrated: before 3.0

CPE2.3

cpe:2.3:a:siemens:sipass_integrated:*:*:*:*:*:*:*:*

External links

https://cert-portal.siemens.com/productcert/html/ssa-599451.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.

2) Stored cross-site scripting

EUVDB-ID: #VU117622

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-40772

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SiPass integrated: before 3.0

CPE2.3

cpe:2.3:a:siemens:sipass_integrated:*:*:*:*:*:*:*:*

External links

https://cert-portal.siemens.com/productcert/html/ssa-599451.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

3) Authorization bypass through user-controlled key

EUVDB-ID: #VU117623

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-40773

CWE-ID: CWE-639 - Authorization Bypass Through User-Controlled Key

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to authorization mechanism lacks sufficient server-side checks. A remote user on the local network can execute a specific API request and manipulate data belonging to other users.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SiPass integrated: before 3.0

CPE2.3