SecuriTricks - CVE-2022-31807

Description

A vulnerability has been identified in SiPass integrated AC5102 (ACC-G2) (All versions), SiPass integrated ACC-AP (All versions). Affected devices do not properly check the integrity of firmware updates. This could allow a local attacker to upload a maliciously modified firmware onto the device. In a second scenario, a remote attacker who is able to intercept the transfer of a valid firmware from the server to the device could modify the firmware "on the fly".

Product(s) Impacted

Vendor	Product	Versions
Siemens	Sipass Integrated Ac5102 Sipass Integrated Acc Ap	* *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-347

Improper Verification of Cryptographic Signature

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	siemens	sipass_integrated_ac5102	/	/	/	/	/	/	/	/
a	siemens	sipass_integrated_acc_ap	/	/	/	/	/	/	/	/

References

https://cert-portal.siemens.com/productcert/html/ssa-367714.html

CVSS Score

8.2 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: PRESENT
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: NONE
Integrity Impact: HIGH
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: May 23, 2025, 3:15 p.m.
Last Modified: May 23, 2025, 3:54 p.m.

Status : Awaiting Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

productcert@siemens.com

CVE-2022-31807