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Unrated severityNVD Advisory· Published Apr 12, 2024· Updated Aug 2, 2024

Junos OS and Junos OS Evolved: RPD crash when CoS-based forwarding (CBF) policy is configured

CVE-2024-30382

Description

An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-based, unauthenticated attacker to send a specific routing update, causing an rpd core due to memory corruption, leading to a Denial of Service (DoS).

This issue can only be triggered when the system is configured for CoS-based forwarding (CBF) with a policy map containing a cos-next-hop-map action (see below). This issue affects: Junos OS:

  • all versions before 20.4R3-S10,
  • from 21.2 before 21.2R3-S8,
  • from 21.3 before 21.3R3,
  • from 21.4 before 21.4R3,
  • from 22.1 before 22.1R2;

Junos OS Evolved:

  • all versions before 21.2R3-S8-EVO,
  • from 21.3 before 21.3R3-EVO,
  • from 21.4 before 21.4R3-EVO,
  • from 22.1 before 22.1R2-EVO.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Juniper Networks/Junos OS Evolvedllm-fuzzy2 versions
    <21.2R3-S8-EVO, 21.3<21.3R3-EVO, 21.4<21.4R3-EVO, 22.1<22.1R2-EVO+ 1 more
    • (no CPE)range: <21.2R3-S8-EVO, 21.3<21.3R3-EVO, 21.4<21.4R3-EVO, 22.1<22.1R2-EVO
    • (no CPE)range: 0
  • Juniper Networks/Junosllm-fuzzy
    Range: <20.4R3-S10, 21.2<21.2R3-S8, 21.3<21.3R3, 21.4<21.4R3, 22.1<22.1R2

Patches

Vulnerability mechanics

References

2

News mentions

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