What’s Vulnerable › Vulnerabilities

CVE-2020-5525

• Severity: high (CVSS 8.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-21 · updated 2026-06-17
• Weakness: CWE-78

Description

Aterm series (Aterm WF1200C firmware Ver1.2.1 and earlier, Aterm WG1200CR firmware Ver1.2.1 and earlier, Aterm WG2600HS firmware Ver1.3.2 and earlier) allows an authenticated attacker on the same network segment to execute arbitrary OS commands with root privileges via management screen.

Affected products

• NEC Aterm Wf1200C Firmware: through 1.2.1
• NEC Aterm Wg1200Cr Firmware: through 1.2.1
• NEC Corporation Aterm WG2600HS: through 1.3.2

References

• https://jpn.nec.com/security-info/secinfo/nv20-003.html
• https://jvn.jp/en/jp/JVN49410695/index.html
• https://jpn.nec.com/security-info/secinfo/nv20-003.html
• https://jvn.jp/en/jp/JVN49410695/index.html

Get alerted when CVE-2020-5525 or the next vulnerability affects your stack