Riskcovery

CVE-2024-47503

Junos OS: SRX4600 and SRX5000 Series: Sequence of specific PIM packets causes a flowd crash

State
Published
Severity
7.1 High
Published
Oct 11, 2024
Updated
Oct 11, 2024
Reserved
Sep 25, 2024

Read the record on cve.org

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow processing daemon (flowd) of Juniper Networks Junos OS on SRX4600 and SRX5000 Series allows an unauthenticated and logically adjacent attacker to cause a Denial-of-Service (DoS).

If in a multicast scenario a sequence of

specific PIM packets is received, this will cause a flowd crash and restart, which leads to momentary service interruption. This issue affects Junos OS on SRX 4600 and SRX 5000 Series:

* All versions before 21.4R3-S9, * 22.2 versions before 22.2R3-S5, * 22.3 versions before 22.3R3-S4, * 22.4 versions before 22.4R3-S4, * 23.2 versions before 23.2R2-S2, * 23.4 versions before 23.4R2,  * 24.2 versions before 24.2R1-S1, 24.2R2.

Scores

CVSSScoreVectorSource
4.07.1 HighCVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/RE:Mjuniper
3.16.5 MediumCVSS:3.1/AV:A/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 21.4R3-S9Affected
  • 22.2 to before 22.2R3-S5Affected
  • 22.3 to before 22.3R3-S4Affected
  • 22.4 to before 22.4R3-S4Affected
  • 23.2 to before 23.2R2-S2Affected
  • 23.4 to before 23.4R2Affected
  • 24.2 to before 24.2R1-S1, 24.2R2Affected

References

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