Description
An Improper Check for Unusual or Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause a Denial of Service (DoS). When an incoming RESV message corresponding to a protected LSP is malformed it causes an incorrect internal state resulting in an rpd core. This issue affects: Juniper Networks Junos OS All versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S6; 19.4 versions prior to 19.4R3-S8; 20.1 versions prior to 20.1R3-S2; 20.2 versions prior to 20.2R3-S3; 20.3 versions prior to 20.3R3-S2; 20.4 versions prior to 20.4R3-S1; 21.1 versions prior to 21.1R3; 21.2 versions prior to 21.2R1-S2, 21.2R3; 21.3 versions prior to 21.3R2. Juniper Networks Junos OS Evolved All versions prior to 20.2R3-S3-EVO; 20.3-EVO version 20.3R1-EVO and later versions; 20.4-EVO versions prior to 20.4R3-S1-EVO; 21.1-EVO version 21.1R1-EVO and later versions; 21.2-EVO version 21.2R1-EVO and later versions; 21.3-EVO versions prior to 21.3R2-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
unspecified to < 19.2R3-S6affected19.3 to < 19.3R3-S6affected19.4 to < 19.4R3-S8affected20.1 to < 20.1R3-S2affected20.2 to < 20.2R3-S3affected20.3 to < 20.3R3-S2affected20.4 to < 20.4R3-S1affected21.1 to < 21.1R3affected21.2 to < 21.2R1-S2, 21.2R3affected21.3 to < 21.3R2affected
Juniper Networks Junos OS Evolved
unspecified to < 20.2R3-S3-EVOaffected20.3R1-EVO to < 20.3-EVO*affected20.4-EVO to < 20.4R3-S1-EVOaffected21.1R1-EVO to < 21.1-EVO*affected21.2R1-EVO to < 21.2-EVO*affected21.3-EVO to < 21.3R2-EVOaffected