High severity · published Oct 10, 2019
CVE-2019-10936
Affected devices improperly handle large amounts of specially crafted UDP packets
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
Affected devices improperly handle large amounts of specially crafted UDP packets.
This could allow an unauthenticated remote attacker to trigger a denial of service condition.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DS
DK Standard Ethernet Controller Firmware · Siemens
All versions, or not specified · source: NVD
E2
Ek-ertec 200 Firmware · Siemens
All versions, or not specified · source: NVD
E2
Ek-ertec 200p Firmware · Siemens
before 4.6; 4.6 · source: NVD
SC
Simatic Cfu PA Firmware · Siemens
before 1.2.0 · source: NVD
SE
Simatic ET 200al Firmware · Siemens
All versions, or not specified · source: NVD
SE
Simatic ET 200ecopn Firmware · Siemens
All versions, or not specified · source: NVD
SE
Simatic ET 200m Firmware · Siemens
All versions, or not specified · source: NVD
SE
Simatic ET 200mp IM 155-5 PN BA Firmware · Siemens
before 4.3.0 · source: NVD
SE
Simatic ET 200mp IM 155-5 PN HF Firmware · Siemens
before 4.4.0 · source: NVD
SE
Simatic ET 200mp IM 155-5 PN ST Firmware · Siemens
All versions, or not specified · source: NVD
SE
Simatic ET 200pro Firmware · Siemens
All versions, or not specified · source: NVD
SE
Simatic ET 200s Firmware · Siemens
All versions, or not specified · source: NVD
Affected product
DS
DK Standard Ethernet Controller Firmware
Siemens
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-10936
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-10936
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-473245.html
Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-473245.pdf
More from DK Standard Ethernet Controller Firmware
7.5
CVE-2019-10923
An attacker with network access to an affected product may cause a denial of service condition by breaking the real-time synchronization (IRT) of the affected installation
7.5
CVE-2017-12741
Specially crafted packets sent to port 161/udp could cause a denial of service condition
6.5
CVE-2017-2681
Specially crafted PROFINET DCP packets sent on a local Ethernet segment (Layer 2) to an affected product could cause a denial of service condition of that product
6.5
CVE-2017-2680
Specially crafted PROFINET DCP broadcast packets could cause a denial of service condition of affected products on a local Ethernet segment (Layer 2)