CVE-2021-46387
CVSS V2 Medium 4.3
CVSS V3 Medium 6.1
Description
ZyXEL ZyWALL 2 Plus Internet Security Appliance is affected by Cross Site Scripting (XSS). Insecure URI handling leads to bypass security restriction to achieve Cross Site Scripting, which allows an attacker able to execute arbitrary JavaScript codes to perform multiple attacks such as clipboard hijacking and session hijacking.
Overview
- CVE ID
- CVE-2021-46387
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-03-01T15:15:07
- Last Modified Date
- 2022-03-09T13:17:47
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:zyxel:zywall_2_plus_internet_security_appliance_firmware:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:h:zyxel:zywall_2_plus_internet_security_appliance:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 4.3
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality Impact
- LOW
- Availability Impact
- NONE
- Base Score
- 6.1
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 2.7
References
| Reference URL | Reference Tags |
|---|---|
| https://www.zyxel.com/us/en/support/security_advisories.shtml | Vendor Advisory |
| https://drive.google.com/drive/folders/1_XfWBLqxT2Mqt7uB663Sjlc62pE8-rcN?usp=sharing | Exploit Third Party Advisory |
| https://www.zyxel.com/uk/en/products_services/zywall_2_plus.shtml | Broken Link Vendor Advisory |
| http://packetstormsecurity.com/files/166189/Zyxel-ZyWALL-2-Plus-Cross-Site-Scripting.html | Exploit Third Party Advisory VDB Entry |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-46387 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-46387 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 15:46:51 | Added to TrackCVE | |||
| 2022-12-06 11:04:21 | 2022-03-01T15:15Z | 2022-03-01T15:15:07 | CVE Published Date | updated |
| 2022-12-06 11:04:21 | 2022-03-09T13:17:47 | CVE Modified Date | updated | |
| 2022-12-06 11:04:21 | Analyzed | Vulnerability Status | updated |