CVEvulnerability
CVE-2023-44181
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-10-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-835
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.
Affected configurations
• juniper junos (< 20.2)
• juniper junos 20.2
• juniper junos 20.3
• juniper junos 20.4
• juniper junos 21.1
• juniper junos 21.2
• juniper junos 21.3
• juniper junos 21.4
• juniper junos 22.1
• juniper junos 22.2
Related
Weakness · CWE (1)
- CWE-835 Loop with Unreachable Exit Condition weakness
References
- https://supportportal.juniper.net/JSA73145 Vendor Advisory
- https://www.juniper.net/documentation/us/en/software/junos/security-services/topics/task/rate-limiting-storm-control-disabling-cli-els.html Technical Description
- https://supportportal.juniper.net/JSA73145 Vendor Advisory
- https://www.juniper.net/documentation/us/en/software/junos/security-services/topics/task/rate-limiting-storm-control-disabling-cli-els.html Technical Description