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CVE-2023-36845 - Juniper Junos OS

AI Vulnerability Context

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series and SRX Series allows an unauthenticated, network-based attacker to remotely execute code. Using a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution environment allowing the injection und execution of code. This issue affects Juniper Networks Junos OS on EX Series and SR...

Overview

A source-backed snapshot of this vulnerability.

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series

and SRX Series

allows an unauthenticated, network-based attacker to remotely execute code.

Using a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution environment allowing the injection und execution of code.

This issue affects Juniper Networks Junos OS on EX Series

and

SRX Series:

  • All versions prior to

20.4R3-S9;

  • 21.1 versions 21.1R1 and later;
  • 21.2 versions prior to 21.2R3-S7;
  • 21.3 versions prior to 21.3R3-S5;
  • 21.4 versions prior to 21.4R3-S5;
  • 22.1 versions

prior to

22.1R3-S4;

  • 22.2 versions

prior to

22.2R3-S2;

  • 22.3 versions

prior to

22.3R2-S2, 22.3R3-S1;

  • 22.4 versions

prior to

22.4R2-S1, 22.4R3;

  • 23.2 versions prior to 23.2R1-S1, 23.2R2.
CISA KEVyesWhether CISA lists this as exploited.
Techniques0AI attack methods connected to this vulnerability.
Case studies0Examples where this vulnerability is mentioned.

Vulnerability status

How serious this vulnerability is and whether it is known to be exploited.

CISA KEVCRITICAL
CVE ID
CVE-2023-36845
Vendor/project
Juniper
Product
Junos OS
Vulnerability name
Juniper Junos OS EX Series and SRX Series PHP External Variable Modification Vulnerability
Date added
2023-11-13
Due date
2023-11-17
Known ransomware campaign use
Unknown
CVSS v3
9.8
CWE-473

Exploit context

What the vulnerability is about.

A PHP External Variable Modification vulnerability in J-Web of Juniper Networks Junos OS on EX Series

and SRX Series

allows an unauthenticated, network-based attacker to remotely execute code.

Using a crafted request which sets the variable PHPRC an attacker is able to modify the PHP execution environment allowing the injection und execution of code.

This issue affects Juniper Networks Junos OS on EX Series

and

SRX Series:

  • All versions prior to

20.4R3-S9;

  • 21.1 versions 21.1R1 and later;
  • 21.2 versions prior to 21.2R3-S7;
  • 21.3 versions prior to 21.3R3-S5;
  • 21.4 versions prior to 21.4R3-S5;
  • 22.1 versions

prior to

22.1R3-S4;

  • 22.2 versions

prior to

22.2R3-S2;

  • 22.3 versions

prior to

22.3R2-S2, 22.3R3-S1;

  • 22.4 versions

prior to

22.4R2-S1, 22.4R3;

  • 23.2 versions prior to 23.2R1-S1, 23.2R2.

Source evidence

Original public records and references for this page.

Original source

Original source links

Open the public records and source datasets used for this page.