CVE-2021-20620
MEDIUMCVSS 6.1/10EPSS 1.04%
Last modified
CVE-2021-20620 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross-site scripting vulnerability in Aterm WF800HP firmware Ver1.0.9 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.
Description
Cross-site scripting vulnerability in Aterm WF800HP firmware Ver1.0.9 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Aterm | Wg2600hp Firmware | <= 1.0.9 |
References
- https://jpn.nec.com/security-info/secinfo/nv21-005.htmlThird Party Advisory
- https://jvn.jp/en/jp/JVN38248512/index.htmlThird Party Advisory
- https://www.aterm.jp/support/tech/2019/0328.htmlPatch, Vendor Advisory
- https://jpn.nec.com/security-info/secinfo/nv21-005.htmlThird Party Advisory
- https://jvn.jp/en/jp/JVN38248512/index.htmlThird Party Advisory
- https://www.aterm.jp/support/tech/2019/0328.htmlPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-20620?
Cross-site scripting vulnerability in Aterm WF800HP firmware Ver1.0.9 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.
How severe is CVE-2021-20620?
CVE-2021-20620 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20620?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-20620?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST