CVE-2022-22247
Last modified
CVE-2022-22247 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An Improper Input Validation vulnerability in ingress TCP segment processing of Juniper Networks Junos OS Evolved allows a network-based unauthenticated attacker to send a crafted TCP segment to the device, triggering a kernel panic, leading to a Denial of Service (DoS) condition. Continued receipt and processing of this TCP segment could create a sustained Denial of Service (DoS) condition. EPSS estimates a 0.57% chance of exploitation in the next 30 days.
Description
An Improper Input Validation vulnerability in ingress TCP segment processing of Juniper Networks Junos OS Evolved allows a network-based unauthenticated attacker to send a crafted TCP segment to the device, triggering a kernel panic, leading to a Denial of Service (DoS) condition. Continued receipt and processing of this TCP segment could create a sustained Denial of Service (DoS) condition. This issue affects Juniper Networks Junos OS Evolved: 21.3 versions prior to 21.3R3-EVO; 21.4 versions prior to 21.4R2-EVO; 22.1 versions prior to 22.1R2-EVO. This issue does not affect Juniper Networks Junos OS Evolved versions prior to 21.3R1-EVO.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Juniper | Junos Os Evolved | 21.3 | — |
| Juniper | Junos Os Evolved | 21.4 | — |
| Juniper | Junos Os Evolved | 22.1 | R1 |
References
- https://kb.juniper.net/JSA69904Vendor Advisory
- https://kb.juniper.net/JSA69904Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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