CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HCVE-2021-20860
High (8.8) in elecom. EPSS 0.6% chance of exploitation in the next 30 days.
Cross-site request forgery (CSRF) vulnerability in ELECOM LAN routers (WRC-1167GST2 firmware v1.25 and prior, WRC-1167GST2A firmware v1.25 and prior, WRC-1167GST2H firmware v1.25 and prior, WRC-2533GS2-B firmware v1.52 and prior, WRC-2533GS2-W firmware v1.52 and prior, WRC-1750GS firmware v1.03 and prior, WRC-1750GSV firmware v2.11 and prior, WRC-1900GST firmware v1.03 and prior, WRC-2533GST firmware v1.03 and prior, WRC-2533GSTA firmware v1.03 and prior, WRC-2533GST2 firmware v1.25 and prior, WRC-2533GST2SP firmware v1.25 and prior, WRC-2533GST2-G firmware v1.25 and prior, and EDWRC-2533GST2 firmware v1.25 and prior) allows a remote authenticated attacker to hijack the authentication of an administrator via a specially crafted page.
Severity
- EPSS
- 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
- CWE
- CWE-352
- Published
- Modified
- Record from
- the NVD, synced
Affected
- elecom:edwrc-2533gst2_firmware
- elecom:wrc-1167gst2_firmware
- elecom:wrc-1167gst2a_firmware
- elecom:wrc-1167gst2h_firmware
- elecom:wrc-1750gs_firmware
- elecom:wrc-1750gsv_firmware
- elecom:wrc-1900gst_firmware
- elecom:wrc-2533gs2-b_firmware
- elecom:wrc-2533gs2-w_firmware
- elecom:wrc-2533gst2-g_firmware
- elecom:wrc-2533gst2_firmware
- elecom:wrc-2533gst2sp_firmware
- elecom:wrc-2533gst_firmware
- elecom:wrc-2533gsta_firmware