CVE-2021-31384

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-31384
Due to a Missing Authorization weakness and Insufficient Granularity of Access Control in a specific device configuration, a vulnerability exists in Juniper Networks Junos OS on SRX Series whereby an attacker who attempts to access J-Web administrative interfaces can successfully do so from any device interface regardless of the web-management configuration and filter rules which may otherwise protect access to J-Web. This issue affects: Juniper Networks Junos OS SRX Series 20.4 version 20.4R1 and later versions prior to 20.4R2-S1, 20.4R3; 21.1 versions prior to 21.1R1-S1, 21.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1.

7.2 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

7.5 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://kb.juniper.net/ Permissions Required
https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11252 Vendor Advisory
https://kb.juniper.net/ Permissions Required
Configurations

Configuration 1 (hide)

AND
OR cpe:2.3:o:juniper:junos:20.4:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:20.4:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:20.4:r2:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:21.1:r1:*:*:*:*:*:*
OR cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:05

Type Values Removed Values Added
CVSS v2 : 7.5
v3 : 10.0 		v2 : 7.5
v3 : 7.2
References () https://kb.juniper.net/ - Permissions Required () https://kb.juniper.net/ - Permissions Required

25 Oct 2021, 17:25

Type Values Removed Values Added
CWE CWE-862
CVSS v2 : unknown
v3 : 7.2 		v2 : 7.5
v3 : 10.0
References
  • (MISC) https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11252 - Vendor Advisory
References (MISC) https://kb.juniper.net/ - (MISC) https://kb.juniper.net/ - Permissions Required
CPE cpe:2.3:o:juniper:junos:21.1:r1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:20.4:r2:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:20.4:r1-s1:*:*:*:*:*:*
cpe:2.3:o:juniper:junos:20.4:r1:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:*
cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:*

19 Oct 2021, 19:22

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-19 19:15

Updated : 2024-11-21 06:05

NVD link : CVE-2021-31384

Mitre link : CVE-2021-31384

CVE.ORG link : CVE-2021-31384

JSON object : View

Products Affected

juniper

  • srx5800
  • srx300
  • srx550
  • srx4100
  • srx4200
  • junos
  • srx5600
  • srx5400
  • srx1500
  • srx4600
CWE
CWE-285

Improper Authorization

CWE-551

Incorrect Behavior Order: Authorization Before Parsing and Canonicalization

CWE-862

Missing Authorization

CWE-939

Improper Authorization in Handler for Custom URL Scheme

CWE-1220

Insufficient Granularity of Access Control