9.8

CVE-2024-21591

Exploit

Junos OS: SRX Series and EX Series: Security Vulnerability in J-web allows a preAuth Remote Code Execution

An Out-of-bounds Write vulnerability in J-Web of Juniper Networks Junos OS on SRX Series and EX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS), or Remote Code Execution (RCE) and obtain root privileges on the device.

This issue is caused by use of an insecure function allowing an attacker to overwrite arbitrary memory.

This issue affects Juniper Networks Junos OS SRX Series and EX Series:



  *  Junos OS versions earlier than 20.4R3-S9;
  *  Junos OS 21.2 versions earlier than 21.2R3-S7;
  *  Junos OS 21.3 versions earlier than 21.3R3-S5;
  *  Junos OS 21.4 versions earlier than 21.4R3-S5;
  *  Junos OS 22.1 versions earlier than 22.1R3-S4;
  *  Junos OS 22.2 versions earlier than 22.2R3-S3;
  *  Junos OS 22.3 versions earlier than 22.3R3-S2;
  *  Junos OS 22.4 versions earlier than 22.4R2-S2, 22.4R3.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Juniper ≫ Junos Version < 20.4
Juniper ≫ Junos Version 20.4 Update -
Juniper ≫ Junos Version 20.4 Update r1
Juniper ≫ Junos Version 20.4 Update r1-s1
Juniper ≫ Junos Version 20.4 Update r2
Juniper ≫ Junos Version 20.4 Update r2-s1
Juniper ≫ Junos Version 20.4 Update r2-s2
Juniper ≫ Junos Version 20.4 Update r3
Juniper ≫ Junos Version 20.4 Update r3-s1
Juniper ≫ Junos Version 20.4 Update r3-s2
Juniper ≫ Junos Version 20.4 Update r3-s3
Juniper ≫ Junos Version 20.4 Update r3-s4
Juniper ≫ Junos Version 20.4 Update r3-s5
Juniper ≫ Junos Version 20.4 Update r3-s6
Juniper ≫ Junos Version 20.4 Update r3-s7
Juniper ≫ Junos Version 20.4 Update r3-s8
Juniper ≫ Junos Version 21.2 Update -
Juniper ≫ Junos Version 21.2 Update r1
Juniper ≫ Junos Version 21.2 Update r1-s1
Juniper ≫ Junos Version 21.2 Update r1-s2
Juniper ≫ Junos Version 21.2 Update r2
Juniper ≫ Junos Version 21.2 Update r2-s1
Juniper ≫ Junos Version 21.2 Update r2-s2
Juniper ≫ Junos Version 21.2 Update r3
Juniper ≫ Junos Version 21.2 Update r3-s1
Juniper ≫ Junos Version 21.2 Update r3-s2
Juniper ≫ Junos Version 21.2 Update r3-s3
Juniper ≫ Junos Version 21.2 Update r3-s4
Juniper ≫ Junos Version 21.2 Update r3-s5
Juniper ≫ Junos Version 21.2 Update r3-s6
Juniper ≫ Junos Version 21.3 Update -
Juniper ≫ Junos Version 21.3 Update r1
Juniper ≫ Junos Version 21.3 Update r1-s1
Juniper ≫ Junos Version 21.3 Update r1-s2
Juniper ≫ Junos Version 21.3 Update r2
Juniper ≫ Junos Version 21.3 Update r2-s1
Juniper ≫ Junos Version 21.3 Update r2-s2
Juniper ≫ Junos Version 21.3 Update r3
Juniper ≫ Junos Version 21.3 Update r3-s1
Juniper ≫ Junos Version 21.3 Update r3-s2
Juniper ≫ Junos Version 21.3 Update r3-s3
Juniper ≫ Junos Version 21.3 Update r3-s4
Juniper ≫ Junos Version 21.4 Update -
Juniper ≫ Junos Version 21.4 Update r1
Juniper ≫ Junos Version 21.4 Update r1-s1
Juniper ≫ Junos Version 21.4 Update r1-s2
Juniper ≫ Junos Version 21.4 Update r2
Juniper ≫ Junos Version 21.4 Update r2-s1
Juniper ≫ Junos Version 21.4 Update r2-s2
Juniper ≫ Junos Version 21.4 Update r3
Juniper ≫ Junos Version 21.4 Update r3-s1
Juniper ≫ Junos Version 21.4 Update r3-s2
Juniper ≫ Junos Version 21.4 Update r3-s3
Juniper ≫ Junos Version 21.4 Update r3-s4
Juniper ≫ Junos Version 22.1 Update -
Juniper ≫ Junos Version 22.1 Update r1
Juniper ≫ Junos Version 22.1 Update r1-s1
Juniper ≫ Junos Version 22.1 Update r1-s2
Juniper ≫ Junos Version 22.1 Update r2
Juniper ≫ Junos Version 22.1 Update r2-s1
Juniper ≫ Junos Version 22.1 Update r2-s2
Juniper ≫ Junos Version 22.1 Update r3
Juniper ≫ Junos Version 22.1 Update r3-s1
Juniper ≫ Junos Version 22.1 Update r3-s2
Juniper ≫ Junos Version 22.1 Update r3-s3
Juniper ≫ Junos Version 22.2 Update -
Juniper ≫ Junos Version 22.2 Update r1
Juniper ≫ Junos Version 22.2 Update r1-s1
Juniper ≫ Junos Version 22.2 Update r1-s2
Juniper ≫ Junos Version 22.2 Update r2
Juniper ≫ Junos Version 22.2 Update r2-s1
Juniper ≫ Junos Version 22.2 Update r2-s2
Juniper ≫ Junos Version 22.2 Update r3
Juniper ≫ Junos Version 22.2 Update r3-s1
Juniper ≫ Junos Version 22.2 Update r3-s2
Juniper ≫ Junos Version 22.3 Update -
Juniper ≫ Junos Version 22.3 Update r1
Juniper ≫ Junos Version 22.3 Update r1-s1
Juniper ≫ Junos Version 22.3 Update r1-s2
Juniper ≫ Junos Version 22.3 Update r2
Juniper ≫ Junos Version 22.3 Update r2-s1
Juniper ≫ Junos Version 22.3 Update r2-s2
Juniper ≫ Junos Version 22.3 Update r3
Juniper ≫ Junos Version 22.3 Update r3-s1
Juniper ≫ Junos Version 22.4 Update -
Juniper ≫ Junos Version 22.4 Update r1
Juniper ≫ Junos Version 22.4 Update r1-s1
Juniper ≫ Junos Version 22.4 Update r1-s2
Juniper ≫ Junos Version 22.4 Update r2
Juniper ≫ Junos Version 22.4 Update r2-s1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 17.67% 0.968
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Juniper 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://curesec.com/blog/article/CVE-2024-21591_Juniper_Remote_Code_Exec.html
Third Party Advisory
Exploit
https://supportportal.juniper.net/JSA75729
Vendor Advisory
https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Third Party Advisory