Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2023-36846

Disclosure Date: August 17, 2023
Exploited in the Wild
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A Missing Authentication for Critical Function vulnerability in Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause limited impact to the file system integrity.

With a specific request to user.php that doesn’t require authentication an attacker is able to upload arbitrary files via J-Web, leading to a loss of

integrity

for a certain 

part of the file system, which may allow chaining to other vulnerabilities.

This issue affects Juniper Networks Junos OS on SRX Series:

  • All versions prior to 20.4R3-S8;
  • 21.1 versions 21.1R1 and later;
  • 21.2 versions prior to 21.2R3-S6;
  • 21.3 versions

prior to

21.3R3-S5;

  • 21.4 versions

prior to

21.4R3-S5;

  • 22.1 versions

prior to

22.1R3-S3;

  • 22.2 versions

prior to

22.2R3-S2;

  • 22.3 versions

prior to

22.3R2-S2, 22.3R3;

  • 22.4 versions

prior to

22.4R2-S1, 22.4R3.

Add Assessment

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CVSS V3 Severity and Metrics
Base Score:
5.3 Medium
Impact Score:
1.4
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • juniper

Products

  • junos,
  • junos 20.4,
  • junos 21.1,
  • junos 21.2,
  • junos 21.3,
  • junos 21.4,
  • junos 22.1,
  • junos 22.2,
  • junos 22.3,
  • junos 22.4

Additional Info

Technical Analysis