Vulnerability Description
An Allocation of Resources Without Limits or Throttling vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). On QFX10K Series, Inter-Chassis Control Protocol (ICCP) is used in MC-LAG topologies to exchange control information between the devices in the topology. ICCP connection flaps and sync issues will be observed due to excessive specific traffic to the local device. This issue affects Juniper Networks Junos OS on QFX10K Series: * All versions prior to 20.2R3-S7; * 20.4 versions prior to 20.4R3-S4; * 21.1 versions prior to 21.1R3-S3; * 21.2 versions prior to 21.2R3-S1; * 21.3 versions prior to 21.3R3; * 21.4 versions prior to 21.4R3; * 22.1 versions prior to 22.1R2.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Juniper | Junos | < 20.2 |
| Juniper | Qfx10002 | - |
| Juniper | Qfx10008 | - |
| Juniper | Qfx10016 | - |
Related Weaknesses (CWE)
References
- https://kb.juniper.net/JSA70199Vendor Advisory
- https://kb.juniper.net/JSA70199Vendor Advisory
FAQ
What is CVE-2023-22403?
CVE-2023-22403 is a vulnerability with a CVSS score of 7.5 (HIGH). An Allocation of Resources Without Limits or Throttling vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS allows a network-based, unauthenticated attacker to cause a De...
How severe is CVE-2023-22403?
CVE-2023-22403 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-22403?
Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos, Juniper Qfx10002, Juniper Qfx10008, Juniper Qfx10016.