What is CVE-2024-39529?

CVE-2024-39529 is a high-severity vulnerability in Juniper Junos, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2024-07-11.

How severe is CVE-2024-39529?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2024-39529 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Juniper Junos

CVE-2024-39529

A Use of Externally-Controlled Format String vulnerability in the Packet Forwarding Engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service (DoS). If DNS Dom…

EPSS: 0.005 (37.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Junos — versions 21.4, 22.2, 22.3
Juniper Srx100
Juniper Srx110
Juniper Srx1400
Juniper Srx1500
Juniper Srx1600
Juniper Srx210
Juniper Srx220
Juniper Srx2300
Juniper Srx240

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2024-39529?: CVE-2024-39529 is a high-severity vulnerability in Juniper Junos, classified under Use of Externally-Controlled Format String. CVSS score: 7.5/10. Published 2024-07-11.
How severe is CVE-2024-39529?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-39529 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.