Riskcovery

CVE-2022-22218

Junos OS: SRX Series: Upon processing of a genuine packet the pkid process will crash during CMPv2 auto-re-enrollment

State
Published
Severity
7.5 High
Published
Oct 18, 2022
Updated
May 12, 2025
Reserved
Dec 21, 2021

Read the record on cve.org

Description

On SRX Series devices, an Improper Check for Unusual or Exceptional Conditions when using Certificate Management Protocol Version 2 (CMPv2) auto re-enrollment, allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS) by crashing the pkid process. The pkid process cannot handle an unexpected response from the Certificate Authority (CA) server, leading to crash. A restart is required to restore services. This issue affects: Juniper Networks Junos OS on SRX Series: All versions prior to 19.1R3-S9; 19.2 versions prior to 19.2R3-S6; 19.3 versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R3-S9; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S4; 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S1; 21.2 versions prior to 21.2R3; 21.3 versions prior to 21.3R2; 21.4 versions prior to 21.4R2.

Scores

CVSSScoreVectorSource
3.17.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hjuniper

Weaknesses

  • CWE-754 Improper Check for Unusual or Exceptional Conditions

Affected Products

ProductVersions
Junos OSJuniper Networks
  • before 19.1R3-S9Affected
  • 19.2 to before 19.2R3-S6Affected
  • 19.3 to before 19.3R3-S7Affected
  • 19.4 to before 19.4R3-S9Affected
  • 20.2 to before 20.2R3-S5Affected
  • 20.3 to before 20.3R3-S4Affected
  • 20.4 to before 20.4R3-S4Affected
  • 21.1 to before 21.1R3-S1Affected
  • 21.2 to before 21.2R3Affected
  • 21.3 to before 21.3R2Affected
  • 21.4 to before 21.4R2Affected

References

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