high
8.8
Advisory Published
Updated

CVE-2022-25915

First published: Thu Mar 31 2022(Updated: )

Improper access control 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 network-adjacent authenticated attacker to bypass access restriction and to access the management screen of the product via unspecified vectors.

Credit: vultures@jpcert.or.jp

Affected SoftwareAffected VersionHow to fix
Elecom Wrc-1167gst2 Firmware<=1.25
Elecom Wrc-1167gst2 Firmware
Elecom Wrc-1167gst2a Firmware<=1.25
Elecom Wrc-1167gst2a Firmware
Elecom Wrc-1167gst2h Firmware<=1.25
Elecom Wrc-1167gst2h Firmware
Elecom Wrc-2533gs2-b Firmware<=1.52
Elecom Wrc-2533gs2-b Firmware
Elecom WRC-2533GS2-W<=1.52
Elecom WRC-2533GS2-W
Elecom Wrc-1750gs Firmware<=1.03
Elecom Wrc-1750gs Firmware
Elecom Wrc-1750gsv<=2.11
Elecom Wrc-1750gsv Firmware
Elecom Wrc-1900gst Firmware<=1.03
Elecom Wrc-1900gst Firmware
Elecom Wrc-2533gst Firmware<=1.03
Elecom Wrc-2533gst Firmware
Elecom Wrc-2533gst2-g Firmware<=1.25
Elecom Wrc-2533gst2-g
Elecom Wrc-2533gsta Firmware<=1.03
Elecom Wrc-2533gsta Firmware
Elecom Wrc-2533gst2sp Firmware<=1.25
Elecom Wrc-2533gst2sp Firmware
Elecom Wrc-2533gst2-g Firmware<=1.25
Elecom Wrc-2533gst2-g Firmware
Elecom Edwrc-2533gst2<=1.25
Elecom Edwrc-2533gst2 Firmware
Elecom Wrc-1167gs2-b<=1.65
Elecom Wrc-1167gs2-b Firmware
Elecom WRC-1167GS2H-B<=1.65
Elecom Wrc-1167gs2h-b Firmware
Elecom Wmc-dlgst2-w Firmware<=1.24
Elecom Wmc-dlgst2-w Firmware
Elecom Wmc-m1267gst2-w Firmware<=1.24
Elecom Wmc-m1267gst2-w Firmware
Elecom Wmc-2hc-w<=1.24
Elecom Wmc-2hc-w Firmware
Elecom Wmc-c2533gst-w Firmware<=1.24
Elecom Wmc-c2533gst-w Firmware
Elecom Wrc-1900gst2 Firmware<=1.15
Elecom Wrc-1900gst2 Firmware
Elecom Wrc-1900gst2sp Firmware<=1.15
Elecom Wrc-1900gst2sp Firmware
Elecom Wrc-1750gst2 Firmware<=1.14
Elecom Wrc-1750gst2 Firmware

Remedy

https://www.elecom.co.jp/news/security/20211130-01/

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Reference Links

Frequently Asked Questions

  • What is the vulnerability ID for the ELECOM LAN routers vulnerability?

    The vulnerability ID for the ELECOM LAN routers vulnerability is CVE-2022-25915.

  • What is the severity of CVE-2022-25915?

    The severity of CVE-2022-25915 is high (8.8).

  • Which ELECOM LAN router firmware versions are affected by the vulnerability?

    The ELECOM LAN router firmware versions affected by the vulnerability are 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.

  • How do I fix the ELECOM LAN routers vulnerability (CVE-2022-25915)?

    To fix the ELECOM LAN routers vulnerability (CVE-2022-25915), update the firmware to a version higher than v1.25 for WRC-1167GST2, WRC-1167GST2A, and WRC-1167GST2H, and higher than v1.52 for WRC-2533GS2-B and WRC-2533GS2-W.

  • Where can I find more information about the ELECOM LAN routers vulnerability?

    You can find more information about the ELECOM LAN routers vulnerability at the following references: [JVN](https://jvn.jp/en/jp/JVN88993473/) and [ELECOM website](https://www.elecom.co.jp/news/security/20211130-01/).

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