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CVE PROGRAM SOURCE RECORD4.7 Medium

CVE-2023-28979

Junos OS: In a 6PE scenario upon receipt of a specific IPv6 packet an integrity check fails

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Status
Published
Published
Updated
Assigning organization
juniper

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the kernel of Juniper Networks Junos OS allows an adjacent unauthenticated attacker to bypass an integrity check. In a 6PE scenario and if an additional integrity check is configured, it will fail to drop specific malformed IPv6 packets, and then these packets will be forwarded to other connected networks. This issue affects Juniper Networks Junos OS: All versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R3-S9; 20.2 versions prior to 20.2R3-S7; 20.3 versions prior to 20.3R3-S5; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S3; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3-S1; 21.4 versions prior to 21.4R2-S1, 21.4R3; 22.1 versions prior to 22.1R2; 22.2 versions prior to 22.2R2.

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 < 19.3R3-S7affected
  • 19.4 to < 19.4R3-S9affected
  • 20.2 to < 20.2R3-S7affected
  • 20.3 to < 20.3R3-S5affected
  • 20.4 to < 20.4R3-S4affected
  • 21.1 to < 21.1R3-S3affected
  • 21.2 to < 21.2R3-S2affected
  • 21.3 to < 21.3R3-S1affected
  • 21.4 to < 21.4R2-S1, 21.4R3affected
  • 22.1 to < 22.1R2affected
  • 22.2 to < 22.2R2affected

References