7.1

CVE-2024-39538

A Buffer Copy without Checking Size of Input vulnerability in the PFE management daemon (evo-pfemand) of Juniper Networks Junos OS Evolved on ACX7000 Series allows an unauthenticated, adjacent attacker to cause a 

Denial-of-Service (DoS).When multicast traffic with a specific, valid (S,G) is received, evo-pfemand crashes which leads to an outage of the affected FPC until it is manually recovered.


This issue affects Junos OS Evolved on ACX7000 Series:


  *  All versions before 21.2R3-S8-EVO,
  *  21.4-EVO versions before 21.4R3-S7-EVO,
  *  22.2-EVO versions before 22.2R3-S4-EVO,
  *  22.3-EVO versions before 22.3R3-S3-EVO, 
  *  22.4-EVO versions before 22.4R3-S2-EVO, 
  *  23.2-EVO versions before 23.2R2-EVO, 
  *  23.4-EVO versions before 23.4R1-S2-EVO, 23.4R2-EVO.

Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
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Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
VendorJuniper Networks
≫
Product Junos OS Evolved
Default Statusunaffected
Version < 21.2R3-S8-EVO
Version 0
Status affected
Version < 21.4R3-S7-EVO
Version 21.4-EVO
Status affected
Version < 22.2R3-S4-EVO
Version 22.2-EVO
Status affected
Version < 22.3R3-S3-EVO
Version 22.3-EVO
Status affected
Version < 22.4R3-S2-EVO
Version 22.4-EVO
Status affected
Version < 23.2R2-EVO
Version 23.2-EVO
Status affected
Version < 23.4R1-S2-EVO, 23.4R2-EVO
Version 23.4-EVO
Status affected
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.07% 0.228
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
sirt@juniper.net 7.1 0 0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
sirt@juniper.net 6.5 2.8 3.6
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.