CVE-2021-20680
NEC · published 2021-04-26
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by JPCERT/CC via the CVE Program.
Cross-site scripting vulnerability in NEC Aterm devices (Aterm WG1900HP2 firmware Ver.1.3.1 and earlier, Aterm WG1900HP firmware Ver.2.5.1 and earlier, Aterm WG1800HP4 firmware Ver.1.3.1 and earlier, Aterm WG1800HP3 firmware Ver.1.5.1 and earlier, Aterm WG1200HS2 firmware Ver.2.5.0 and earlier, Aterm WG1200HP3 firmware Ver.1.3.1 and earlier, Aterm WG1200HP2 firmware Ver.2.5.0 and earlier, Aterm W1200EX firmware Ver.1.3.1 and earlier, Aterm W1200EX-MS firmware Ver.1.3.1 and earlier, Aterm WG1200HS firmware all versions Aterm WG1200HP firmware all versions Aterm WF800HP firmware all versions Aterm WF300HP2 firmware all versions Aterm WR8165N firmware all versions Aterm W500P firmware all versions, and Aterm W300P firmware all versions) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.
Filed by JPCERT/CC; not a statement by NEC.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| NEC Corporation | NEC Aterm devices | Aterm WG1900HP2 firmware Ver.1.3.1 and earlier, Aterm WG1900HP firmware Ver.2.5.1 and earlier, Aterm: affected |
Products named in NVD's CPE match criteria (17)
cpe:2.3:o:nec:aterm_wg1900hp2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1900hp_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1800hp4_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1800hp3_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hs3_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hs2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hp3_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hp2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_w1200ex_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_w1200ex-ms_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hs_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wg1200hp_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wf800hp_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wf300hp2_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_wr8165n_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_w500p_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:nec:aterm_w300p_firmware:*:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.1: 6.1 MEDIUM — as published by NIST (Primary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0: 4.3 MEDIUM — as published by NIST (Primary)
AV:N/AC:M/Au:N/C:N/I:P/A:N
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- https://jpn.nec.com/security-info/secinfo/nv21-008.html
- https://jvn.jp/en/jp/JVN67456944/index.html
- https://jpn.nec.com/security-info/secinfo/nv21-008.html
- https://jvn.jp/en/jp/JVN67456944/index.html
Source dates: published 2021-04-26, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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