Description
A Use After Free vulnerability in the routing protocol daemon of Juniper Networks Junos OS and Junos OS Evolved allows a locally authenticated attacker with low privileges to cause Denial of Service (DoS). In a rib sharding scenario the rpd process will crash shortly after specific CLI command is issued. This issue is more likely to occur in a scenario with high route scale (>1M routes). This issue affects: Juniper Networks Junos OS * 20.2 version 20.2R3-S5 and later versions prior to 20.2R3-S6; * 20.3 version 20.3R3-S2 and later versions prior to 20.3R3-S5; * 20.4 version 20.4R3-S1 and later versions prior to 20.4R3-S4 * 21.1 version 21.1R3 and later versions prior to 21.1R3-S3; * 21.2 version 21.2R1-S2, 21.2R2-S1 and later versions prior to 21.2R3-S2; * 21.3 version 21.3R2 and later versions prior to 21.3R3; * 21.4 versions prior to 21.4R2-S1, 21.4R3; * 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved * 20.4-EVO version 20.4R3-S1-EVO and later versions prior to 20.4R3-S6-EVO; * 21.2-EVO version 21.2R1-S2-EVO and later versions prior to 21.2R3-S4-EVO; * 21.3-EVO version 21.3R2-EVO and later versions prior to 21.3R3-S1-EVO; * 21.4-EVO versions prior to 21.4R2-S1-EVO, 21.4R3-EVO; * 22.1-EVO versions prior to 22.1R2-EVO.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Juniper Networks Junos OS
Default version status: unaffected
20.2R3-S5 to < 20.2R3-S6affected20.3R3-S2 to < 20.3R3-S5affected20.4R3-S1 to < 20.4R3-S4affected21.1R3 to < 21.1R3-S3affected21.2R1-S2, 21.2R2-S1 to < 21.2R3-S2affected21.3R2 to < 21.3R3affected21.4R1 to < 21.4R2-S1, 21.4R3affected22.1R1 to < 22.1R2affected
Juniper Networks Junos OS Evolved
Default version status: unaffected
20.4R3-S1-EVO to < 20.4R3-S6-EVOaffected21.2R1-S2-EVO to < 21.2R3-S4-EVOaffected21.3R2-EVO to < 21.3R3-S1-EVOaffected21.4R1-EVO to < 21.4R2-S1-EVO, 21.4R3-EVOaffected22.1R1-EVO to < 22.1R2-EVOaffected