Vulnerability · Published Oct 18, 2022 · Assigned by juniper
CVE-2022-22230Junos OS and Junos OS Evolved: RPD crash upon receipt of specific OSPFv3 LSAs
Medium 6.5
In plain English
A medium-severity improper input validation in Junos OS from Juniper Networks. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).
Official description
An Improper Input Validation vulnerability in the Routing Protocol Daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause DoS (Denial of Service). If another router generates more than one specific valid OSPFv3 LSA then rpd will crash while processing these LSAs. This issue only affects systems configured with OSPFv3, while OSPFv2 is not affected. This issue affects: Juniper Networks Junos OS 19.2 versions prior to 19.2R3-S6; 19.3 version 19.3R2 and later versions; 19.4 versions prior to 19.4R2-S8, 19.4R3-S9; 20.1 version 20.1R1 and later versions; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S2; 21.2 versions prior to 21.2R3-S1; 21.3 versions prior to 21.3R3-S2; 21.4 versions prior to 21.4R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R3-S5-EVO; 21.1-EVO versions prior to 21.1R3-S2-EVO; 21.2-EVO versions prior to 21.2R3-S1-EVO; 21.3-EVO versions prior to 21.3R3-S2-EVO; 21.4-EVO versions prior to 21.4R2-EVO; 22.1-EVO versions prior to 22.1R2-EVO; 22.2-EVO versions prior to 22.2R2-EVO. This issue does not affect Juniper Networks Junos OS 19.2 versions prior to 19.2R2.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Juniper Networks | Junos OS | 19.2 – before 19.2R3-S619.3R2 – before 19.3*19.4 – before 19.4R2-S8, 19.4R3-S920.1R1 – before 20.1*20.2 – before 20.2R3-S520.3 – before 20.3R3-S520.4 – before 20.4R3-S421.1 – before 21.1R3-S2 |
| Juniper Networks | Junos OS Evolved | unspecified – before 20.4R3-S5-EVO21.1-EVO – before 21.1R3-S2-EVO21.2-EVO – before 21.2R3-S1-EVO21.3-EVO – before 21.3R3-S2-EVO21.4-EVO – before 21.4R2-EVO22.1-EVO – before 22.1R2-EVO22.2-EVO – before 22.2R2-EVO |
Weakness: CWE-20 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H