{"id":"CVE-2020-5524","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-5524","generatedAt":"2026-10-27T22:31:45.270Z","title":"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 attacker on the same network segment to execute arbitrary OS commands with root privileges…","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 attacker on the same network segment to execute arbitrary OS commands with root privileges via UPnP function.","published":"2020-02-21T10:15:12.000Z","lastModified":"2026-06-17T03:21:32.000Z","status":"Modified","sourceIdentifier":"vultures@jpcert.or.jp","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-78"],"affected":["nec/aterm wg2600hs firmware","nec/aterm wf1200c firmware","nec/aterm wg1200cr firmware"],"epss":{"score":0.01019,"percentile":0.63124,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.02%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://jpn.nec.com/security-info/secinfo/nv20-003.html","tags":["Not Applicable","Third Party Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://jvn.jp/en/jp/JVN49410695/index.html","tags":["Not Applicable","Third Party Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://jvn.jp/en/jp/JVN25766797/","tags":["Third Party Advisory"],"source":"nvd@nist.gov"},{"url":"https://jpn.nec.com/security-info/secinfo/nv20-003.html","tags":["Not Applicable","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://jvn.jp/en/jp/JVN49410695/index.html","tags":["Not Applicable","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-5524","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}