Medium severity · published May 20, 2022
CVE-2022-24043
A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions <…
5.3
CVSS
1.1%
EPSS
No
On KEV
Description
A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142.10-10884). The login functionality of the application fails to normalize the response times of login attempts performed with wrong usernames with the ones executed with correct usernames. A remote unauthenticated attacker could exploit this side-channel information to perform a username enumeration attack and identify valid usernames.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DD
Desigo Dxr2 Firmware · Siemens
before 01.21.142.5-22 · source: NVD
DP
Desigo Pxc3 Firmware · Siemens
before 01.21.142.4-18 · source: NVD
DP
Desigo Pxc4 Firmware · Siemens
before 02.20.142.10-10884 · source: NVD
DP
Desigo Pxc5 Firmware · Siemens
before 02.20.142.10-10884 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-24043
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-24043
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-626968.pdf
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