CVE-2021-31384
CVSS V2 High 7.5
CVSS V3 Critical 10
Description
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.
Overview
- CVE ID
- CVE-2021-31384
- Assigner
- sirt@juniper.net
- Vulnerability Status
- Analyzed
- Published Version
- 2021-10-19T19:15:11
- Last Modified Date
- 2021-10-25T17:25:19
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:juniper:junos:20.4:r1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:juniper:junos:20.4:r1-s1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:juniper:junos:20.4:r2:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:juniper:junos:21.1:r1:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:juniper:srx1500:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx300:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx4100:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx4200:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx4600:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx5400:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx550:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx5600:-:*:*:*:*:*:*:* | 0 | OR | ||
| cpe:2.3:h:juniper:srx5800:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 10
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 6
References
| Reference URL | Reference Tags |
|---|---|
| https://kb.juniper.net/ | Permissions Required |
| https://kb.juniper.net/InfoCenter/index?page=content&id=JSA11252 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-31384 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31384 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:50:00 | Added to TrackCVE | |||
| 2022-12-05 12:44:08 | 2021-10-19T19:15Z | 2021-10-19T19:15:11 | CVE Published Date | updated |
| 2022-12-05 12:44:08 | 2021-10-25T17:25:19 | CVE Modified Date | updated | |
| 2022-12-05 12:44:08 | Analyzed | Vulnerability Status | updated |