CVE-2022-22197: Junos OS and Junos OS Evolved: An rpd core will be observed with proxy BGP route-target filtering enabled and certain route add and delete event happening
An Operation on a Resource after Expiration or Release vulnerability in the Routing Protocol Daemon (RPD) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker with an established BGP session to cause a Denial of Service (DoS). This issue occurs when proxy-generate route-target filtering is enabled, and certain proxy-route add and delete events are happening. This issue affects: Juniper Networks Junos OS All versions prior to 17.3R3-S11; 17.4 versions prior to 17.4R2-S13, 17.4R3-S4; 18.3 versions prior to 18.3R3-S4; 18.4 versions prior to 18.4R1-S8, 18.4R2-S8, 18.4R3-S6; 19.1 versions prior to 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R2-S6, 19.3R3-S1; 19.4 versions prior to 19.4R1-S4, 19.4R2-S4, 19.4R3; 20.1 versions prior to 20.1R2; 20.2 versions prior to 20.2R2; 20.3 versions prior to 20.3R1-S2, 20.3R2. Juniper Networks Junos OS Evolved All versions prior to 20.1R3-EVO; 20.2 versions prior to 20.2R3-EVO; 20.3 versions prior to 20.3R2-EVO.
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Frequently Asked Questions
What is the severity of CVE-2022-22197?
CVE-2022-22197 has been classified as a high severity vulnerability.
How do I fix CVE-2022-22197?
To fix CVE-2022-22197, upgrade to a non-vulnerable version of Junos OS or Junos OS Evolved as recommended by the vendor.
What does CVE-2022-22197 affect?
CVE-2022-22197 affects the Routing Protocol Daemon (RPD) in Juniper Networks Junos OS and Junos OS Evolved.
What is the impact of CVE-2022-22197?
The impact of CVE-2022-22197 includes the ability for an unauthenticated attacker to cause a Denial of Service (DoS).
Which versions are affected by CVE-2022-22197?
CVE-2022-22197 affects various versions of Junos OS and Junos OS Evolved prior to specific updates, including certain versions in the 17.x, 18.x, 19.x, and 20.x series.