High severity · published Jul 11, 2022
CVE-2022-30792
In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new communication channel connections
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
In CmpChannelServer of CODESYS V3 in multiple versions an uncontrolled ressource consumption allows an unauthorized attacker to block new communication channel connections. Existing connections are not affected.
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)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CF
Control For Beaglebone · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Empc-a/imx6 · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Iot2000 SL · Codesys
before 4.6.0.0 · source: NVD
CF
Control For Linux SL · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Pfc100 SL · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Pfc200 SL · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Plcnext · Codesys
before 4.6.0.0 · source: NVD
CF
Control For Raspberry PI SL · Codesys
before 4.5.0.0 · source: NVD
CF
Control For Wago Touch Panels 600 · Codesys
before 4.5.0.0 · source: NVD
CR
Control Rte SL · Codesys
before 3.5.18.20 · source: NVD
CR
Control Rte SL (for Beckhoff Cx) · Codesys
before 3.5.18.20 · source: NVD
CR
Control Runtime System Toolkit · Codesys
before 3.5.18.20 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-30792
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-30792
Vendor Advisory
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17128&token=bee4d8a57f19be289d623ec90135493b5f9179e3&download=
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