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CVE-2024-39545

Junos OS: SRX Series, MX Series with SPC3 and NFX350: When VPN tunnels parameters are not configured in specific way the iked process will crash

Assignerjuniper
Reserved2024-06-25
Published2024-07-11
Updated2024-07-12

Description

An Improper Check for Unusual or Exceptional Conditions vulnerability in the the IKE daemon (iked) of Juniper Networks Junos OS on SRX Series, MX Series with SPC3 and NFX350 allows allows an unauthenticated, network-based attacker sending specific mismatching parameters as part of the IPsec negotiation to trigger an iked crash leading to Denial of Service (DoS). This issue is applicable to all platforms that run iked. This issue affects Junos OS on SRX Series, MX Series with SPC3 and NFX350:  * All versions before 21.2R3-S8,  * from 21.4 before 21.4R3-S7,  * from 22.1 before 22.1R3-S2,  * from 22.2 before 22.2R3-S1,  * from 22.3 before 22.3R2-S1, 22.3R3,  * from 22.4 before 22.4R1-S2, 22.4R2, 22.4R3.



HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Problem types

CWE-754 Improper Check for Unusual or Exceptional Conditions

Product status

Default status
unaffected

Any version before 21.2R3-S8
affected

21.4 before 21.4R3-S7
affected

22.1 before 22.1R3-S2
affected

22.2 before 22.2R3-S1
affected

22.3 before 22.3R2-S1, 22.3R3
affected

22.4 before 22.4R1-S2, 22.4R2, 22.4R3
affected

References

https://supportportal.juniper.net/JSA83007 vendor-advisory

cve.org CVE-2024-39545

nvd.nist.gov CVE-2024-39545

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