Description
The login functionality of the web server in affected devices does not normalize the response times of login attempts. An unauthenticated remote attacker could exploit this side-channel information to distinguish between valid and invalid usernames.
Scores
CVSS v3
5.3
EPSS
0.0013
EPSS Percentile
32.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-203
Status
published
Products (50)
Siemens/SIMATIC Drive Controller CPU 1504D TF
V3.1.0 - V3.1.2
Siemens/SIMATIC Drive Controller CPU 1507D TF
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1510SP F-1 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1510SP-1 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1512SP F-1 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1512SP-1 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1514SP F-2 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1514SP-2 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1514SPT F-2 PN
V3.1.0 - V3.1.2
Siemens/SIMATIC ET 200SP CPU 1514SPT-2 PN
V3.1.0 - V3.1.2
... and 40 more
Published
Feb 11, 2025
Tracked Since
Feb 18, 2026