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CVE-2024-39545

HIGH
Published 2024-07-11T16:22:13.915Z
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CVSS Score

V3.1
7.5
/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.002
probability
of exploitation in the wild

There is a 0.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.476
Higher than 47.6% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
NONE
Integrity
NONE
Availability
HIGH

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Juniper Networks

Junos OS

Affected Versions:

0 21.4 22.1 22.2 22.3 22.4
juniper

junos_os

Affected Versions:

0 21.4 22.1 22.2 22.3 22.4 22.4 22.4 22.3

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-mhxw-prxv-h6hr

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2024-39545
WEB https://supportportal.juniper.net/JSA83007

Advisory provided by GitHub Security Advisory Database. Published: July 11, 2024, Modified: July 11, 2024

References

https://supportportal.juniper.net/JSA83007
Published: 2024-07-11T16:22:13.915Z
Last Modified: 2024-08-02T04:26:15.979Z
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