PT-2021-14299 · Elecom · Elecom Lan Routers

Tomonori Yamamoto · Published 2021-12-01 · Updated 2021-12-02 · CVE-2021-20856

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions: ELECOM LAN routers versions 1.02.9 and prior

Description: A cross-site scripting issue allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.

Recommendations: For versions 1.02.9 and prior, update to a version later than 1.02.9 to resolve the issue.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-20856

Affected Products

Elecom Lan Routers

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-20856 · Security Note
• https://osv.dev/vulnerability/CVE-2021-20856 · Vendor Advisory
• https://elecom.co.jp/news/security/20211130-01 · Vendor Advisory
• https://t.me/cvenotify/24098 · Telegram Post
• https://jvn.jp/en/jp/JVN88993473/index.html · Note
• https://t.me/cibsecurity/33167 · Telegram Post