Vulnerability Description
A vulnerability in Juniper Networks Junos OS Evolved may allow an attacker to cause a Denial of Service (DoS) by sending a high rate of specific packets to the device, resulting in a pfemand process crash. The pfemand process is responsible for packet forwarding on the device. By continuously sending the packet flood, an attacker can repeatedly crash the pfemand process causing a sustained Denial of Service. This issue can only be triggered by traffic sent to the device. Transit traffic does not cause this issue. This issue affects all version of Junos OS Evolved prior to 19.1R1-EVO.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Juniper | Junos Os Evolved | 18.3 |
References
- https://kb.juniper.net/JSA11005Vendor Advisory
- https://tools.ietf.org/html/rfc6192Third Party Advisory
- https://kb.juniper.net/JSA11005Vendor Advisory
- https://tools.ietf.org/html/rfc6192Third Party Advisory
FAQ
What is CVE-2020-1626?
CVE-2020-1626 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in Juniper Networks Junos OS Evolved may allow an attacker to cause a Denial of Service (DoS) by sending a high rate of specific packets to the device, resulting in a pfemand process c...
How severe is CVE-2020-1626?
CVE-2020-1626 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-2020-1626?
Check the references section above for vendor advisories and patch information. Affected products include: Juniper Junos Os Evolved.