CVE-2021-31375

Summary

An Improper Input Validation vulnerability in routing process daemon (RPD) of Juniper Networks Junos OS devices configured with BGP origin validation using Resource Public Key Infrastructure (RPKI), allows an attacker to send a specific BGP update which may cause RPKI policy-checks to be bypassed. This, in turn, may allow a spoofed advertisement to be accepted or propagated. This issue affects: Juniper Networks Junos OS 12.3 versions prior to 12.3R12-S18; 15.1 versions prior to 15.1R7-S9; 17.2 versions prior to 17.2R3-S3; 17.3 versions prior to 17.3R3-S7; 17.4 versions prior to 17.4R2-S9, 17.4R3; 18.1 versions prior to 18.1R3-S13; 18.2 versions prior to 18.2R3-S3; 18.3 versions prior to 18.3R3-S1; 18.4 versions prior to 18.4R3; 19.1 versions prior to 19.1R2; 19.2 versions prior to 19.2R2; 19.3 versions prior to 19.3R2.

Affected Software

VendorProductVersion RangeStatus
Juniper NetworksJunos OS12.3 < 12.3R12-S18affected
Juniper NetworksJunos OS15.1 < 15.1R7-S9affected
Juniper NetworksJunos OS17.2 < 17.2R3-S3affected
Juniper NetworksJunos OS17.3 < 17.3R3-S7affected
Juniper NetworksJunos OS17.4 < 17.4R2-S9, 17.4R3affected
Juniper NetworksJunos OS18.1 < 18.1R3-S13affected
Juniper NetworksJunos OS18.2 < 18.2R3-S3affected
Juniper NetworksJunos OS18.3 < 18.3R3-S1affected
Juniper NetworksJunos OS18.4 < 18.4R3affected
Juniper NetworksJunos OS19.1 < 19.1R2affected
Juniper NetworksJunos OS19.2 < 19.2R2affected
Juniper NetworksJunos OS19.3 < 19.3R2affected

Weaknesses

  • CWE-358: CWE-358 Improperly Implemented Security Check for Standard
  • CWE-20: CWE-20 Improper Input Validation

Workarounds

There are no viable workarounds for this issue.

ADP Enrichment

CVE Program Container

Additional References

References