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Juniper Junos OS: 2024-01 Security Bulletin: Junos OS: SRX Series: flowd will crash when "tcp-encap" is enabled and specific packets are received (JSA75747) (CVE-2024-21606)

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Juniper Junos OS: 2024-01 Security Bulletin: Junos OS: SRX Series: flowd will crash when "tcp-encap" is enabled and specific packets are received (JSA75747) (CVE-2024-21606)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
01/10/2024
Created
01/12/2024
Added
01/11/2024
Modified
01/30/2025

Description

A Double Free vulnerability in the flow processing daemon (flowd) of Juniper Networks Junos OS on SRX Series allows a network-based, unauthenticated attacker to cause a Denial of Service (DoS). In a remote access VPN scenario, if a "tcp-encap-profile" is configured and a sequence of specific packets is received, a flowd crash and restart will be observed. This issue affects Juniper Networks Junos OS on SRX Series: *All versions earlier than 20.4R3-S8; *21.2 versions earlier than 21.2R3-S6; *21.3 versions earlier than 21.3R3-S5; *21.4 versions earlier than 21.4R3-S5; *22.1 versions earlier than 22.1R3-S3; *22.2 versions earlier than 22.2R3-S3; *22.3 versions earlier than 22.3R3-S1; *22.4 versions earlier than 22.4R2-S2, 22.4R3.

Solution(s)

  • juniper-junos-os-upgrade-latest

References

  • https://attackerkb.com/topics/cve-2024-21606
  • CVE - 2024-21606
  • JSA75747
  • 查看数 703
  • 已创建
  • 最后回复

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