Home/CVE/Cross-site scripting vulnerability in Aterm WG2600HP firmware Ver1.0.2 and earlier, and Aterm WG2600HP2 firmware Ver1.0.
CVE

CVE-2021-20622

Cross-site scripting vulnerability in Aterm WG2600HP firmware Ver1.0.2 and earlier, and Aterm WG2600HP2 firmware Ver1.0.

Cross-site scripting vulnerability in Aterm WG2600HP firmware Ver1.0.2 and earlier, and Aterm WG2600HP2 firmware Ver1.0.2 and earlier allows remote attackers to inject an arbitrary script via unspecified vectors.

MEDIUM · CVSS 6.1 EPSS 0.00464
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

2
aterm wg2600hp firmware<= 1.0.2
aterm wg2600hp2 firmware<= 1.0.2
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · vultures@jpcert.or.jp
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Jan 2021 · 11:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
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.htmlPatchVendor Advisory
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