01 Record
CVE-2021-46387
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
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 20.95% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 97.4% of scored records. A rank, not a probability.
- NVD base score
- 6.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-03-01 14:04Z4 YR AGO
- Last updated
- 2024-08-04 05:02Z2 YR AGO
- Reserved
- 2022-01-18
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.1
- Document digest
- fc9c702629d74ac1886cb653f789014ccfbcf9651fec0975f4330ea1c5b53be2
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.zyxel.comhttps://www.zyxel.com/us/en/support/security_advisories.shtml
- www.zyxel.comhttps://www.zyxel.com/uk/en/products_services/zywall_2_plus.shtml
- drive.google.comhttps://drive.google.com/drive/folders/1_XfWBLqxT2Mqt7uB663Sjlc62pE8-rcN?usp=sharing
- packetstormsecurity.comhttp://packetstormsecurity.com/files/166189/Zyxel-ZyWALL-2-Plus-Cross-Site-Scripting.html