Critical severity · published Mar 28, 2025
CVE-2025-2859
Improper Authentication vulnerability in saTECH BCU
9.8
CVSS
0.4%
EPSS
No
On KEV
Description
An attacker with network access, could capture traffic and obtain user cookies, allowing the attacker to steal the active user session and make changes to the device via web, depending on the privileges obtained by the user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SB
saTECH BCU · Arteche
2.1.3 · source: vendor
SB
Satech Bcu Firmware · Arteche
2.1.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-2859
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-2859
Third Party Advisory
https://www.incibe.es/en/incibe-cert/notices/aviso-sci/multiple-vulnerabilities-arteches-satech-bcu
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Reflected Cross-Site Scripting (XSS) vulnerability in saTECH BCU