High severity · published Aug 11, 2023
CVE-2020-35139
An issue was discovered in OFPBundleCtrlMsg in parser.py in Faucet SDN Ryu version 4.34, allows remote attackers to cause a denial of service (DoS) (infinite loop)
7.5
CVSS
1%
EPSS
No
On KEV
Description
An issue was discovered in OFPBundleCtrlMsg in parser.py in Faucet SDN Ryu version 4.34, allows remote attackers to cause a denial of service (DoS) (infinite loop).
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)1.0% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RY
Ryu · Faucet
4.34 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-35139
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-35139
Exploit
https://github.com/faucetsdn/ryu/issues/118
More from Ryu
7.5
CVE-2020-35141
An issue was discovered in OFPQueueGetConfigReply in parser.py in Faucet SDN Ryu version 4.34, allows remote attackers to cause a denial of service (DoS) (infinite loop)