CVE-2024-39545CWE-754

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

High · published July 11, 2024

CVSS v4.0
8.7
EPSS
0%
Percentile
41.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
EPSS
0.00491 · 41.3th percentile
Weakness
CWE-754 · Improper Check for Unusual or Exceptional Conditions
Published
2024-07-11T16:22Z
EPSS history
Timeline
  • 11 JUL 16:22Z
    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
    cvelistv5