High severity · published Oct 13, 2023
CVE-2023-44181
An Improperly Implemented Security Check for Standard vulnerability in storm control of Juniper Networks Junos OS QFX5k devices allows packets to be punted to ARP queue causing a…
7.5
CVSS
0.6%
EPSS
No
On KEV
Description
An Improperly Implemented Security Check for Standard vulnerability in storm control of Juniper Networks Junos OS QFX5k devices allows packets to be punted to ARP queue causing a l2 loop resulting in a DDOS violations and DDOS syslog.
This issue is triggered when Storm control is enabled and ICMPv6 packets are present on device.
This issue affects Juniper Networks:
Junos OS
* All versions prior to 20.2R3-S6 on QFX5k;
* 20.3 versions prior to 20.3R3-S5 on QFX5k;
* 20.4 versions prior to 20.4R3-S5 on QFX5k;
* 21.1 versions prior to 21.1R3-S4 on QFX5k;
* 21.2 versions prior to 21.2R3-S3 on QFX5k;
* 21.3 versions prior to 21.3R3-S2 on QFX5k;
* 21.4 versions prior to 21.4R3 on QFX5k;
* 22.1 versions prior to 22.1R3 on QFX5k;
* 22.2 versions prior to 22.2R2 on QFX5k.
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)0.6% · higher than 50% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JO
Junos OS · Juniper
before 20.2; 20.2; 20.2; 20.2; 20.2; 20.2; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-44181
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-44181
Vendor Advisory
https://supportportal.juniper.net/JSA73145
Technical Description
https://www.juniper.net/documentation/us/en/software/junos/security-services/topics/task/rate-limiting-storm-control-disabling-cli-els.html
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